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authorAlbert ARIBAUD <albert.u.boot@aribaud.net>2013-03-28 18:50:01 +0100
committerAlbert ARIBAUD <albert.u.boot@aribaud.net>2013-03-28 18:50:01 +0100
commit009d75ccc11d27b9a083375a88bb93cb746b4800 (patch)
tree12abe9fcf437d58b73ee1fa8d422548560deaae5 /arch/arm/cpu
parent417c55803118eb8e350d5ab8ba6583fb39f4e2e3 (diff)
parentd53e340edf65ff253d3a7b06ebe60501045892e3 (diff)
downloadblackbird-obmc-uboot-009d75ccc11d27b9a083375a88bb93cb746b4800.tar.gz
blackbird-obmc-uboot-009d75ccc11d27b9a083375a88bb93cb746b4800.zip
Merge branch 'u-boot/master' into 'u-boot-arm/master'
Conflicts: drivers/spi/tegra20_sflash.c include/fdtdec.h lib/fdtdec.c
Diffstat (limited to 'arch/arm/cpu')
-rw-r--r--arch/arm/cpu/arm1176/bcm2835/Makefile2
-rw-r--r--arch/arm/cpu/arm1176/bcm2835/mbox.c164
-rw-r--r--arch/arm/cpu/armv7/Makefile2
-rw-r--r--arch/arm/cpu/armv7/am33xx/Makefile3
-rw-r--r--arch/arm/cpu/armv7/am33xx/board.c4
-rw-r--r--arch/arm/cpu/armv7/am33xx/clock_am33xx.c (renamed from arch/arm/cpu/armv7/am33xx/clock.c)33
-rw-r--r--arch/arm/cpu/armv7/am33xx/clock_ti814x.c406
-rw-r--r--arch/arm/cpu/armv7/am33xx/ddr.c104
-rw-r--r--arch/arm/cpu/armv7/am33xx/emif4.c57
-rw-r--r--arch/arm/cpu/armv7/am33xx/mem.c2
-rw-r--r--arch/arm/cpu/armv7/am33xx/sys_info.c5
-rw-r--r--arch/arm/cpu/armv7/cache_v7.c3
-rw-r--r--arch/arm/cpu/armv7/exynos/power.c45
-rw-r--r--arch/arm/cpu/armv7/omap-common/Makefile2
-rw-r--r--arch/arm/cpu/armv7/omap-common/hwinit-common.c35
-rw-r--r--arch/arm/cpu/armv7/omap-common/lowlevel_init.S1
-rw-r--r--arch/arm/cpu/armv7/omap-common/timer.c1
-rw-r--r--arch/arm/cpu/armv7/start.S7
18 files changed, 806 insertions, 70 deletions
diff --git a/arch/arm/cpu/arm1176/bcm2835/Makefile b/arch/arm/cpu/arm1176/bcm2835/Makefile
index 95da6a822a..135de42d37 100644
--- a/arch/arm/cpu/arm1176/bcm2835/Makefile
+++ b/arch/arm/cpu/arm1176/bcm2835/Makefile
@@ -17,7 +17,7 @@ include $(TOPDIR)/config.mk
LIB = $(obj)lib$(SOC).o
SOBJS := lowlevel_init.o
-COBJS := init.o reset.o timer.o
+COBJS := init.o reset.o timer.o mbox.o
SRCS := $(SOBJS:.o=.c) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS))
diff --git a/arch/arm/cpu/arm1176/bcm2835/mbox.c b/arch/arm/cpu/arm1176/bcm2835/mbox.c
new file mode 100644
index 0000000000..fd65e3387f
--- /dev/null
+++ b/arch/arm/cpu/arm1176/bcm2835/mbox.c
@@ -0,0 +1,164 @@
+/*
+ * (C) Copyright 2012 Stephen Warren
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/arch/mbox.h>
+
+#define TIMEOUT (100 * 1000) /* 100mS in uS */
+
+int bcm2835_mbox_call_raw(u32 chan, u32 send, u32 *recv)
+{
+ struct bcm2835_mbox_regs *regs =
+ (struct bcm2835_mbox_regs *)BCM2835_MBOX_PHYSADDR;
+ ulong endtime = get_timer(0) + TIMEOUT;
+ u32 val;
+
+ debug("time: %lu timeout: %lu\n", get_timer(0), endtime);
+
+ if (send & BCM2835_CHAN_MASK) {
+ printf("mbox: Illegal mbox data 0x%08x\n", send);
+ return -1;
+ }
+
+ /* Drain any stale responses */
+
+ for (;;) {
+ val = readl(&regs->status);
+ if (val & BCM2835_MBOX_STATUS_RD_EMPTY)
+ break;
+ if (get_timer(0) >= endtime) {
+ printf("mbox: Timeout draining stale responses\n");
+ return -1;
+ }
+ val = readl(&regs->read);
+ }
+
+ /* Wait for space to send */
+
+ for (;;) {
+ val = readl(&regs->status);
+ if (!(val & BCM2835_MBOX_STATUS_WR_FULL))
+ break;
+ if (get_timer(0) >= endtime) {
+ printf("mbox: Timeout waiting for send space\n");
+ return -1;
+ }
+ }
+
+ /* Send the request */
+
+ val = BCM2835_MBOX_PACK(chan, send);
+ debug("mbox: TX raw: 0x%08x\n", val);
+ writel(val, &regs->write);
+
+ /* Wait for the response */
+
+ for (;;) {
+ val = readl(&regs->status);
+ if (!(val & BCM2835_MBOX_STATUS_RD_EMPTY))
+ break;
+ if (get_timer(0) >= endtime) {
+ printf("mbox: Timeout waiting for response\n");
+ return -1;
+ }
+ }
+
+ /* Read the response */
+
+ val = readl(&regs->read);
+ debug("mbox: RX raw: 0x%08x\n", val);
+
+ /* Validate the response */
+
+ if (BCM2835_MBOX_UNPACK_CHAN(val) != chan) {
+ printf("mbox: Response channel mismatch\n");
+ return -1;
+ }
+
+ *recv = BCM2835_MBOX_UNPACK_DATA(val);
+
+ return 0;
+}
+
+#ifdef DEBUG
+void dump_buf(struct bcm2835_mbox_hdr *buffer)
+{
+ u32 *p;
+ u32 words;
+ int i;
+
+ p = (u32 *)buffer;
+ words = buffer->buf_size / 4;
+ for (i = 0; i < words; i++)
+ printf(" 0x%04x: 0x%08x\n", i * 4, p[i]);
+}
+#endif
+
+int bcm2835_mbox_call_prop(u32 chan, struct bcm2835_mbox_hdr *buffer)
+{
+ int ret;
+ u32 rbuffer;
+ struct bcm2835_mbox_tag_hdr *tag;
+ int tag_index;
+
+#ifdef DEBUG
+ printf("mbox: TX buffer\n");
+ dump_buf(buffer);
+#endif
+
+ ret = bcm2835_mbox_call_raw(chan, (u32)buffer, &rbuffer);
+ if (ret)
+ return ret;
+ if (rbuffer != (u32)buffer) {
+ printf("mbox: Response buffer mismatch\n");
+ return -1;
+ }
+
+#ifdef DEBUG
+ printf("mbox: RX buffer\n");
+ dump_buf(buffer);
+#endif
+
+ /* Validate overall response status */
+
+ if (buffer->code != BCM2835_MBOX_RESP_CODE_SUCCESS) {
+ printf("mbox: Header response code invalid\n");
+ return -1;
+ }
+
+ /* Validate each tag's response status */
+
+ tag = (void *)(buffer + 1);
+ tag_index = 0;
+ while (tag->tag) {
+ if (!(tag->val_len & BCM2835_MBOX_TAG_VAL_LEN_RESPONSE)) {
+ printf("mbox: Tag %d missing val_len response bit\n",
+ tag_index);
+ return -1;
+ }
+ /*
+ * Clear the reponse bit so clients can just look right at the
+ * length field without extra processing
+ */
+ tag->val_len &= ~BCM2835_MBOX_TAG_VAL_LEN_RESPONSE;
+ tag = (void *)(((u8 *)tag) + sizeof(*tag) + tag->val_buf_size);
+ tag_index++;
+ }
+
+ return 0;
+}
diff --git a/arch/arm/cpu/armv7/Makefile b/arch/arm/cpu/armv7/Makefile
index 4668b3cf2f..7a8c2d0e59 100644
--- a/arch/arm/cpu/armv7/Makefile
+++ b/arch/arm/cpu/armv7/Makefile
@@ -32,7 +32,7 @@ COBJS += cache_v7.o
COBJS += cpu.o
COBJS += syslib.o
-ifneq ($(CONFIG_AM33XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX)$(CONFIG_TEGRA)$(CONFIG_MX6),)
+ifneq ($(CONFIG_AM33XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX)$(CONFIG_TEGRA)$(CONFIG_MX6)$(CONFIG_TI814X),)
SOBJS += lowlevel_init.o
endif
diff --git a/arch/arm/cpu/armv7/am33xx/Makefile b/arch/arm/cpu/armv7/am33xx/Makefile
index 70c443edbb..c97e30d441 100644
--- a/arch/arm/cpu/armv7/am33xx/Makefile
+++ b/arch/arm/cpu/armv7/am33xx/Makefile
@@ -16,7 +16,8 @@ include $(TOPDIR)/config.mk
LIB = $(obj)lib$(SOC).o
-COBJS += clock.o
+COBJS-$(CONFIG_AM33XX) += clock_am33xx.o
+COBJS-$(CONFIG_TI814X) += clock_ti814x.o
COBJS += sys_info.o
COBJS += mem.o
COBJS += ddr.o
diff --git a/arch/arm/cpu/armv7/am33xx/board.c b/arch/arm/cpu/armv7/am33xx/board.c
index e35a3e3a70..885fb2d20e 100644
--- a/arch/arm/cpu/armv7/am33xx/board.c
+++ b/arch/arm/cpu/armv7/am33xx/board.c
@@ -141,11 +141,11 @@ int arch_misc_init(void)
{
#ifdef CONFIG_AM335X_USB0
musb_register(&otg0_plat, &otg0_board_data,
- (void *)AM335X_USB0_OTG_BASE);
+ (void *)USB0_OTG_BASE);
#endif
#ifdef CONFIG_AM335X_USB1
musb_register(&otg1_plat, &otg1_board_data,
- (void *)AM335X_USB1_OTG_BASE);
+ (void *)USB1_OTG_BASE);
#endif
return 0;
}
diff --git a/arch/arm/cpu/armv7/am33xx/clock.c b/arch/arm/cpu/armv7/am33xx/clock_am33xx.c
index d7d98d1111..afc0d92059 100644
--- a/arch/arm/cpu/armv7/am33xx/clock.c
+++ b/arch/arm/cpu/armv7/am33xx/clock_am33xx.c
@@ -1,9 +1,9 @@
/*
- * clock.c
+ * clock_am33xx.c
*
* clocks for AM33XX based boards
*
- * Copyright (C) 2011, Texas Instruments, Incorporated - http://www.ti.com/
+ * Copyright (C) 2013, Texas Instruments, Incorporated - http://www.ti.com/
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
@@ -42,6 +42,35 @@
#define CPGMAC0_IDLE 0x30000
#define DPLL_CLKDCOLDO_GATE_CTRL 0x300
+#define OSC (V_OSCK/1000000)
+
+#define MPUPLL_M CONFIG_SYS_MPUCLK
+#define MPUPLL_N (OSC-1)
+#define MPUPLL_M2 1
+
+/* Core PLL Fdll = 1 GHZ, */
+#define COREPLL_M 1000
+#define COREPLL_N (OSC-1)
+
+#define COREPLL_M4 10 /* CORE_CLKOUTM4 = 200 MHZ */
+#define COREPLL_M5 8 /* CORE_CLKOUTM5 = 250 MHZ */
+#define COREPLL_M6 4 /* CORE_CLKOUTM6 = 500 MHZ */
+
+/*
+ * USB PHY clock is 960 MHZ. Since, this comes directly from Fdll, Fdll
+ * frequency needs to be set to 960 MHZ. Hence,
+ * For clkout = 192 MHZ, Fdll = 960 MHZ, divider values are given below
+ */
+#define PERPLL_M 960
+#define PERPLL_N (OSC-1)
+#define PERPLL_M2 5
+
+/* DDR Freq is 266 MHZ for now */
+/* Set Fdll = 400 MHZ , Fdll = M * 2 * CLKINP/ N + 1; clkout = Fdll /(2 * M2) */
+#define DDRPLL_M 266
+#define DDRPLL_N (OSC-1)
+#define DDRPLL_M2 1
+
const struct cm_perpll *cmper = (struct cm_perpll *)CM_PER;
const struct cm_wkuppll *cmwkup = (struct cm_wkuppll *)CM_WKUP;
const struct cm_dpll *cmdpll = (struct cm_dpll *)CM_DPLL;
diff --git a/arch/arm/cpu/armv7/am33xx/clock_ti814x.c b/arch/arm/cpu/armv7/am33xx/clock_ti814x.c
new file mode 100644
index 0000000000..cb4210f6e6
--- /dev/null
+++ b/arch/arm/cpu/armv7/am33xx/clock_ti814x.c
@@ -0,0 +1,406 @@
+/*
+ * clock_ti814x.c
+ *
+ * Clocks for TI814X based boards
+ *
+ * Copyright (C) 2013, Texas Instruments, Incorporated
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR /PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <common.h>
+#include <asm/arch/cpu.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/hardware.h>
+#include <asm/io.h>
+
+/* PRCM */
+#define PRCM_MOD_EN 0x2
+
+/* CLK_SRC */
+#define OSC_SRC0 0
+#define OSC_SRC1 1
+
+#define L3_OSC_SRC OSC_SRC0
+
+#define OSC_0_FREQ 20
+
+#define DCO_HS2_MIN 500
+#define DCO_HS2_MAX 1000
+#define DCO_HS1_MIN 1000
+#define DCO_HS1_MAX 2000
+
+#define SELFREQDCO_HS2 0x00000801
+#define SELFREQDCO_HS1 0x00001001
+
+#define MPU_N 0x1
+#define MPU_M 0x3C
+#define MPU_M2 1
+#define MPU_CLKCTRL 0x1
+
+#define L3_N 19
+#define L3_M 880
+#define L3_M2 4
+#define L3_CLKCTRL 0x801
+
+#define DDR_N 19
+#define DDR_M 666
+#define DDR_M2 2
+#define DDR_CLKCTRL 0x801
+
+/* ADPLLJ register values */
+#define ADPLLJ_CLKCTRL_HS2 0x00000801 /* HS2 mode, TINT2 = 1 */
+#define ADPLLJ_CLKCTRL_HS1 0x00001001 /* HS1 mode, TINT2 = 1 */
+#define ADPLLJ_CLKCTRL_CLKDCOLDOEN (1 << 29)
+#define ADPLLJ_CLKCTRL_IDLE (1 << 23)
+#define ADPLLJ_CLKCTRL_CLKOUTEN (1 << 20)
+#define ADPLLJ_CLKCTRL_CLKOUTLDOEN (1 << 19)
+#define ADPLLJ_CLKCTRL_CLKDCOLDOPWDNZ (1 << 17)
+#define ADPLLJ_CLKCTRL_LPMODE (1 << 12)
+#define ADPLLJ_CLKCTRL_DRIFTGUARDIAN (1 << 11)
+#define ADPLLJ_CLKCTRL_REGM4XEN (1 << 10)
+#define ADPLLJ_CLKCTRL_TINITZ (1 << 0)
+#define ADPLLJ_CLKCTRL_CLKDCO (ADPLLJ_CLKCTRL_CLKDCOLDOEN | \
+ ADPLLJ_CLKCTRL_CLKOUTEN | \
+ ADPLLJ_CLKCTRL_CLKOUTLDOEN | \
+ ADPLLJ_CLKCTRL_CLKDCOLDOPWDNZ)
+
+#define ADPLLJ_STATUS_PHASELOCK (1 << 10)
+#define ADPLLJ_STATUS_FREQLOCK (1 << 9)
+#define ADPLLJ_STATUS_PHSFRQLOCK (ADPLLJ_STATUS_PHASELOCK | \
+ ADPLLJ_STATUS_FREQLOCK)
+#define ADPLLJ_STATUS_BYPASSACK (1 << 8)
+#define ADPLLJ_STATUS_BYPASS (1 << 0)
+#define ADPLLJ_STATUS_BYPASSANDACK (ADPLLJ_STATUS_BYPASSACK | \
+ ADPLLJ_STATUS_BYPASS)
+
+#define ADPLLJ_TENABLE_ENB (1 << 0)
+#define ADPLLJ_TENABLEDIV_ENB (1 << 0)
+
+#define ADPLLJ_M2NDIV_M2SHIFT 16
+
+#define MPU_PLL_BASE (PLL_SUBSYS_BASE + 0x048)
+#define L3_PLL_BASE (PLL_SUBSYS_BASE + 0x110)
+#define DDR_PLL_BASE (PLL_SUBSYS_BASE + 0x290)
+
+struct ad_pll {
+ unsigned int pwrctrl;
+ unsigned int clkctrl;
+ unsigned int tenable;
+ unsigned int tenablediv;
+ unsigned int m2ndiv;
+ unsigned int mn2div;
+ unsigned int fracdiv;
+ unsigned int bwctrl;
+ unsigned int fracctrl;
+ unsigned int status;
+ unsigned int m3div;
+ unsigned int rampctrl;
+};
+
+#define OSC_SRC_CTRL (PLL_SUBSYS_BASE + 0x2C0)
+
+/* PRCM */
+#define CM_DEFAULT_BASE (PRCM_BASE + 0x0500)
+
+struct cm_def {
+ unsigned int resv0[2];
+ unsigned int l3fastclkstctrl;
+ unsigned int resv1[1];
+ unsigned int pciclkstctrl;
+ unsigned int resv2[1];
+ unsigned int ducaticlkstctrl;
+ unsigned int resv3[1];
+ unsigned int emif0clkctrl;
+ unsigned int emif1clkctrl;
+ unsigned int dmmclkctrl;
+ unsigned int fwclkctrl;
+ unsigned int resv4[10];
+ unsigned int usbclkctrl;
+ unsigned int resv5[1];
+ unsigned int sataclkctrl;
+ unsigned int resv6[4];
+ unsigned int ducaticlkctrl;
+ unsigned int pciclkctrl;
+};
+
+#define CM_ALWON_BASE (PRCM_BASE + 0x1400)
+
+struct cm_alwon {
+ unsigned int l3slowclkstctrl;
+ unsigned int ethclkstctrl;
+ unsigned int l3medclkstctrl;
+ unsigned int mmu_clkstctrl;
+ unsigned int mmucfg_clkstctrl;
+ unsigned int ocmc0clkstctrl;
+ unsigned int vcpclkstctrl;
+ unsigned int mpuclkstctrl;
+ unsigned int sysclk4clkstctrl;
+ unsigned int sysclk5clkstctrl;
+ unsigned int sysclk6clkstctrl;
+ unsigned int rtcclkstctrl;
+ unsigned int l3fastclkstctrl;
+ unsigned int resv0[67];
+ unsigned int mcasp0clkctrl;
+ unsigned int mcasp1clkctrl;
+ unsigned int mcasp2clkctrl;
+ unsigned int mcbspclkctrl;
+ unsigned int uart0clkctrl;
+ unsigned int uart1clkctrl;
+ unsigned int uart2clkctrl;
+ unsigned int gpio0clkctrl;
+ unsigned int gpio1clkctrl;
+ unsigned int i2c0clkctrl;
+ unsigned int i2c1clkctrl;
+ unsigned int mcasp345clkctrl;
+ unsigned int atlclkctrl;
+ unsigned int mlbclkctrl;
+ unsigned int pataclkctrl;
+ unsigned int resv1[1];
+ unsigned int uart3clkctrl;
+ unsigned int uart4clkctrl;
+ unsigned int uart5clkctrl;
+ unsigned int wdtimerclkctrl;
+ unsigned int spiclkctrl;
+ unsigned int mailboxclkctrl;
+ unsigned int spinboxclkctrl;
+ unsigned int mmudataclkctrl;
+ unsigned int resv2[2];
+ unsigned int mmucfgclkctrl;
+ unsigned int resv3[2];
+ unsigned int ocmc0clkctrl;
+ unsigned int vcpclkctrl;
+ unsigned int resv4[2];
+ unsigned int controlclkctrl;
+ unsigned int resv5[2];
+ unsigned int gpmcclkctrl;
+ unsigned int ethernet0clkctrl;
+ unsigned int resv6[1];
+ unsigned int mpuclkctrl;
+ unsigned int debugssclkctrl;
+ unsigned int l3clkctrl;
+ unsigned int l4hsclkctrl;
+ unsigned int l4lsclkctrl;
+ unsigned int rtcclkctrl;
+ unsigned int tpccclkctrl;
+ unsigned int tptc0clkctrl;
+ unsigned int tptc1clkctrl;
+ unsigned int tptc2clkctrl;
+ unsigned int tptc3clkctrl;
+ unsigned int resv7[4];
+ unsigned int dcan01clkctrl;
+ unsigned int mmchs0clkctrl;
+ unsigned int mmchs1clkctrl;
+ unsigned int mmchs2clkctrl;
+ unsigned int custefuseclkctrl;
+};
+
+
+const struct cm_alwon *cmalwon = (struct cm_alwon *)CM_ALWON_BASE;
+const struct cm_def *cmdef = (struct cm_def *)CM_DEFAULT_BASE;
+
+/*
+ * Enable the peripheral clock for required peripherals
+ */
+static void enable_per_clocks(void)
+{
+ /* UART0 */
+ writel(PRCM_MOD_EN, &cmalwon->uart0clkctrl);
+ while (readl(&cmalwon->uart0clkctrl) != PRCM_MOD_EN)
+ ;
+
+ /* HSMMC1 */
+ writel(PRCM_MOD_EN, &cmalwon->mmchs1clkctrl);
+ while (readl(&cmalwon->mmchs1clkctrl) != PRCM_MOD_EN)
+ ;
+}
+
+/*
+ * select the HS1 or HS2 for DCO Freq
+ * return : CLKCTRL
+ */
+static u32 pll_dco_freq_sel(u32 clkout_dco)
+{
+ if (clkout_dco >= DCO_HS2_MIN && clkout_dco < DCO_HS2_MAX)
+ return SELFREQDCO_HS2;
+ else if (clkout_dco >= DCO_HS1_MIN && clkout_dco < DCO_HS1_MAX)
+ return SELFREQDCO_HS1;
+ else
+ return -1;
+}
+
+/*
+ * select the sigma delta config
+ * return: sigma delta val
+ */
+static u32 pll_sigma_delta_val(u32 clkout_dco)
+{
+ u32 sig_val = 0;
+ float frac_div;
+
+ frac_div = (float) clkout_dco / 250;
+ frac_div = frac_div + 0.90;
+ sig_val = (int)frac_div;
+ sig_val = sig_val << 24;
+
+ return sig_val;
+}
+
+/*
+ * configure individual ADPLLJ
+ */
+static void pll_config(u32 base, u32 n, u32 m, u32 m2,
+ u32 clkctrl_val, int adpllj)
+{
+ const struct ad_pll *adpll = (struct ad_pll *)base;
+ u32 m2nval, mn2val, read_clkctrl = 0, clkout_dco = 0;
+ u32 sig_val = 0, hs_mod = 0;
+
+ m2nval = (m2 << ADPLLJ_M2NDIV_M2SHIFT) | n;
+ mn2val = m;
+
+ /* calculate clkout_dco */
+ clkout_dco = ((OSC_0_FREQ / (n+1)) * m);
+
+ /* sigma delta & Hs mode selection skip for ADPLLS*/
+ if (adpllj) {
+ sig_val = pll_sigma_delta_val(clkout_dco);
+ hs_mod = pll_dco_freq_sel(clkout_dco);
+ }
+
+ /* by-pass pll */
+ read_clkctrl = readl(&adpll->clkctrl);
+ writel((read_clkctrl | ADPLLJ_CLKCTRL_IDLE), &adpll->clkctrl);
+ while ((readl(&adpll->status) & ADPLLJ_STATUS_BYPASSANDACK)
+ != ADPLLJ_STATUS_BYPASSANDACK)
+ ;
+
+ /* clear TINITZ */
+ read_clkctrl = readl(&adpll->clkctrl);
+ writel((read_clkctrl & ~ADPLLJ_CLKCTRL_TINITZ), &adpll->clkctrl);
+
+ /*
+ * ref_clk = 20/(n + 1);
+ * clkout_dco = ref_clk * m;
+ * clk_out = clkout_dco/m2;
+ */
+ read_clkctrl = readl(&adpll->clkctrl) &
+ ~(ADPLLJ_CLKCTRL_LPMODE |
+ ADPLLJ_CLKCTRL_DRIFTGUARDIAN |
+ ADPLLJ_CLKCTRL_REGM4XEN);
+ writel(m2nval, &adpll->m2ndiv);
+ writel(mn2val, &adpll->mn2div);
+
+ /* Skip for modena(ADPLLS) */
+ if (adpllj) {
+ writel(sig_val, &adpll->fracdiv);
+ writel((read_clkctrl | hs_mod), &adpll->clkctrl);
+ }
+
+ /* Load M2, N2 dividers of ADPLL */
+ writel(ADPLLJ_TENABLEDIV_ENB, &adpll->tenablediv);
+ writel(~ADPLLJ_TENABLEDIV_ENB, &adpll->tenablediv);
+
+ /* Load M, N dividers of ADPLL */
+ writel(ADPLLJ_TENABLE_ENB, &adpll->tenable);
+ writel(~ADPLLJ_TENABLE_ENB, &adpll->tenable);
+
+ /* Configure CLKDCOLDOEN,CLKOUTLDOEN,CLKOUT Enable BITS */
+ read_clkctrl = readl(&adpll->clkctrl) & ~ADPLLJ_CLKCTRL_CLKDCO;
+ if (adpllj)
+ writel((read_clkctrl | ADPLLJ_CLKCTRL_CLKDCO),
+ &adpll->clkctrl);
+
+ /* Enable TINTZ and disable IDLE(PLL in Active & Locked Mode */
+ read_clkctrl = readl(&adpll->clkctrl) & ~ADPLLJ_CLKCTRL_IDLE;
+ writel((read_clkctrl | ADPLLJ_CLKCTRL_TINITZ), &adpll->clkctrl);
+
+ /* Wait for phase and freq lock */
+ while ((readl(&adpll->status) & ADPLLJ_STATUS_PHSFRQLOCK) !=
+ ADPLLJ_STATUS_PHSFRQLOCK)
+ ;
+}
+
+static void unlock_pll_control_mmr(void)
+{
+ /* TRM 2.10.1.4 and 3.2.7-3.2.11 */
+ writel(0x1EDA4C3D, 0x481C5040);
+ writel(0x2FF1AC2B, 0x48140060);
+ writel(0xF757FDC0, 0x48140064);
+ writel(0xE2BC3A6D, 0x48140068);
+ writel(0x1EBF131D, 0x4814006c);
+ writel(0x6F361E05, 0x48140070);
+}
+
+static void mpu_pll_config(void)
+{
+ pll_config(MPU_PLL_BASE, MPU_N, MPU_M, MPU_M2, MPU_CLKCTRL, 0);
+}
+
+static void l3_pll_config(void)
+{
+ u32 l3_osc_src, rd_osc_src = 0;
+
+ l3_osc_src = L3_OSC_SRC;
+ rd_osc_src = readl(OSC_SRC_CTRL);
+
+ if (OSC_SRC0 == l3_osc_src)
+ writel((rd_osc_src & 0xfffffffe)|0x0, OSC_SRC_CTRL);
+ else
+ writel((rd_osc_src & 0xfffffffe)|0x1, OSC_SRC_CTRL);
+
+ pll_config(L3_PLL_BASE, L3_N, L3_M, L3_M2, L3_CLKCTRL, 1);
+}
+
+void ddr_pll_config(unsigned int ddrpll_m)
+{
+ pll_config(DDR_PLL_BASE, DDR_N, DDR_M, DDR_M2, DDR_CLKCTRL, 1);
+}
+
+void enable_emif_clocks(void) {};
+
+void enable_dmm_clocks(void)
+{
+ writel(PRCM_MOD_EN, &cmdef->fwclkctrl);
+ writel(PRCM_MOD_EN, &cmdef->l3fastclkstctrl);
+ writel(PRCM_MOD_EN, &cmdef->emif0clkctrl);
+ while ((readl(&cmdef->emif0clkctrl)) != PRCM_MOD_EN)
+ ;
+ writel(PRCM_MOD_EN, &cmdef->emif1clkctrl);
+ while ((readl(&cmdef->emif1clkctrl)) != PRCM_MOD_EN)
+ ;
+ while ((readl(&cmdef->l3fastclkstctrl) & 0x300) != 0x300)
+ ;
+ writel(PRCM_MOD_EN, &cmdef->dmmclkctrl);
+ while ((readl(&cmdef->dmmclkctrl)) != PRCM_MOD_EN)
+ ;
+ writel(PRCM_MOD_EN, &cmalwon->l3slowclkstctrl);
+ while ((readl(&cmalwon->l3slowclkstctrl) & 0x2100) != 0x2100)
+ ;
+}
+
+/*
+ * Configure the PLL/PRCM for necessary peripherals
+ */
+void pll_init()
+{
+ unlock_pll_control_mmr();
+
+ /* Enable the control module */
+ writel(PRCM_MOD_EN, &cmalwon->controlclkctrl);
+
+ mpu_pll_config();
+
+ l3_pll_config();
+
+ /* Enable the required peripherals */
+ enable_per_clocks();
+}
diff --git a/arch/arm/cpu/armv7/am33xx/ddr.c b/arch/arm/cpu/armv7/am33xx/ddr.c
index 448cc40157..d1e2fd3f21 100644
--- a/arch/arm/cpu/armv7/am33xx/ddr.c
+++ b/arch/arm/cpu/armv7/am33xx/ddr.c
@@ -24,15 +24,20 @@ http://www.ti.com/
/**
* Base address for EMIF instances
*/
-static struct emif_reg_struct *emif_reg = {
- (struct emif_reg_struct *)EMIF4_0_CFG_BASE};
+static struct emif_reg_struct *emif_reg[2] = {
+ (struct emif_reg_struct *)EMIF4_0_CFG_BASE,
+ (struct emif_reg_struct *)EMIF4_1_CFG_BASE};
/**
- * Base address for DDR instance
+ * Base addresses for DDR PHY cmd/data regs
*/
-static struct ddr_regs *ddr_reg[2] = {
- (struct ddr_regs *)DDR_PHY_BASE_ADDR,
- (struct ddr_regs *)DDR_PHY_BASE_ADDR2};
+static struct ddr_cmd_regs *ddr_cmd_reg[2] = {
+ (struct ddr_cmd_regs *)DDR_PHY_CMD_ADDR,
+ (struct ddr_cmd_regs *)DDR_PHY_CMD_ADDR2};
+
+static struct ddr_data_regs *ddr_data_reg[2] = {
+ (struct ddr_data_regs *)DDR_PHY_DATA_ADDR,
+ (struct ddr_data_regs *)DDR_PHY_DATA_ADDR2};
/**
* Base address for ddr io control instances
@@ -43,7 +48,7 @@ static struct ddr_cmdtctrl *ioctrl_reg = {
/**
* Configure SDRAM
*/
-void config_sdram(const struct emif_regs *regs)
+void config_sdram(const struct emif_regs *regs, int nr)
{
if (regs->zq_config) {
/*
@@ -51,68 +56,85 @@ void config_sdram(const struct emif_regs *regs)
* about 570us for a delay, which will be long enough
* to configure things.
*/
- writel(0x2800, &emif_reg->emif_sdram_ref_ctrl);
- writel(regs->zq_config, &emif_reg->emif_zq_config);
+ writel(0x2800, &emif_reg[nr]->emif_sdram_ref_ctrl);
+ writel(regs->zq_config, &emif_reg[nr]->emif_zq_config);
writel(regs->sdram_config, &cstat->secure_emif_sdram_config);
+ writel(regs->sdram_config, &emif_reg[nr]->emif_sdram_config);
+ writel(regs->ref_ctrl, &emif_reg[nr]->emif_sdram_ref_ctrl);
+ writel(regs->ref_ctrl, &emif_reg[nr]->emif_sdram_ref_ctrl_shdw);
}
- writel(regs->sdram_config, &emif_reg->emif_sdram_config);
- writel(regs->ref_ctrl, &emif_reg->emif_sdram_ref_ctrl);
- writel(regs->ref_ctrl, &emif_reg->emif_sdram_ref_ctrl_shdw);
+ writel(regs->ref_ctrl, &emif_reg[nr]->emif_sdram_ref_ctrl);
+ writel(regs->ref_ctrl, &emif_reg[nr]->emif_sdram_ref_ctrl_shdw);
+ writel(regs->sdram_config, &emif_reg[nr]->emif_sdram_config);
}
/**
* Set SDRAM timings
*/
-void set_sdram_timings(const struct emif_regs *regs)
+void set_sdram_timings(const struct emif_regs *regs, int nr)
{
- writel(regs->sdram_tim1, &emif_reg->emif_sdram_tim_1);
- writel(regs->sdram_tim1, &emif_reg->emif_sdram_tim_1_shdw);
- writel(regs->sdram_tim2, &emif_reg->emif_sdram_tim_2);
- writel(regs->sdram_tim2, &emif_reg->emif_sdram_tim_2_shdw);
- writel(regs->sdram_tim3, &emif_reg->emif_sdram_tim_3);
- writel(regs->sdram_tim3, &emif_reg->emif_sdram_tim_3_shdw);
+ writel(regs->sdram_tim1, &emif_reg[nr]->emif_sdram_tim_1);
+ writel(regs->sdram_tim1, &emif_reg[nr]->emif_sdram_tim_1_shdw);
+ writel(regs->sdram_tim2, &emif_reg[nr]->emif_sdram_tim_2);
+ writel(regs->sdram_tim2, &emif_reg[nr]->emif_sdram_tim_2_shdw);
+ writel(regs->sdram_tim3, &emif_reg[nr]->emif_sdram_tim_3);
+ writel(regs->sdram_tim3, &emif_reg[nr]->emif_sdram_tim_3_shdw);
}
/**
* Configure DDR PHY
*/
-void config_ddr_phy(const struct emif_regs *regs)
+void config_ddr_phy(const struct emif_regs *regs, int nr)
{
- writel(regs->emif_ddr_phy_ctlr_1, &emif_reg->emif_ddr_phy_ctrl_1);
- writel(regs->emif_ddr_phy_ctlr_1, &emif_reg->emif_ddr_phy_ctrl_1_shdw);
+ writel(regs->emif_ddr_phy_ctlr_1,
+ &emif_reg[nr]->emif_ddr_phy_ctrl_1);
+ writel(regs->emif_ddr_phy_ctlr_1,
+ &emif_reg[nr]->emif_ddr_phy_ctrl_1_shdw);
}
/**
* Configure DDR CMD control registers
*/
-void config_cmd_ctrl(const struct cmd_control *cmd)
+void config_cmd_ctrl(const struct cmd_control *cmd, int nr)
{
- writel(cmd->cmd0csratio, &ddr_reg[0]->cm0csratio);
- writel(cmd->cmd0dldiff, &ddr_reg[0]->cm0dldiff);
- writel(cmd->cmd0iclkout, &ddr_reg[0]->cm0iclkout);
+ writel(cmd->cmd0csratio, &ddr_cmd_reg[nr]->cm0csratio);
+ writel(cmd->cmd0dldiff, &ddr_cmd_reg[nr]->cm0dldiff);
+ writel(cmd->cmd0iclkout, &ddr_cmd_reg[nr]->cm0iclkout);
- writel(cmd->cmd1csratio, &ddr_reg[0]->cm1csratio);
- writel(cmd->cmd1dldiff, &ddr_reg[0]->cm1dldiff);
- writel(cmd->cmd1iclkout, &ddr_reg[0]->cm1iclkout);
+ writel(cmd->cmd1csratio, &ddr_cmd_reg[nr]->cm1csratio);
+ writel(cmd->cmd1dldiff, &ddr_cmd_reg[nr]->cm1dldiff);
+ writel(cmd->cmd1iclkout, &ddr_cmd_reg[nr]->cm1iclkout);
- writel(cmd->cmd2csratio, &ddr_reg[0]->cm2csratio);
- writel(cmd->cmd2dldiff, &ddr_reg[0]->cm2dldiff);
- writel(cmd->cmd2iclkout, &ddr_reg[0]->cm2iclkout);
+ writel(cmd->cmd2csratio, &ddr_cmd_reg[nr]->cm2csratio);
+ writel(cmd->cmd2dldiff, &ddr_cmd_reg[nr]->cm2dldiff);
+ writel(cmd->cmd2iclkout, &ddr_cmd_reg[nr]->cm2iclkout);
}
/**
* Configure DDR DATA registers
*/
-void config_ddr_data(int macrono, const struct ddr_data *data)
+void config_ddr_data(const struct ddr_data *data, int nr)
{
- writel(data->datardsratio0, &ddr_reg[macrono]->dt0rdsratio0);
- writel(data->datawdsratio0, &ddr_reg[macrono]->dt0wdsratio0);
- writel(data->datawiratio0, &ddr_reg[macrono]->dt0wiratio0);
- writel(data->datagiratio0, &ddr_reg[macrono]->dt0giratio0);
- writel(data->datafwsratio0, &ddr_reg[macrono]->dt0fwsratio0);
- writel(data->datawrsratio0, &ddr_reg[macrono]->dt0wrsratio0);
- writel(data->datauserank0delay, &ddr_reg[macrono]->dt0rdelays0);
- writel(data->datadldiff0, &ddr_reg[macrono]->dt0dldiff0);
+ int i;
+
+ for (i = 0; i < DDR_DATA_REGS_NR; i++) {
+ writel(data->datardsratio0,
+ &(ddr_data_reg[nr]+i)->dt0rdsratio0);
+ writel(data->datawdsratio0,
+ &(ddr_data_reg[nr]+i)->dt0wdsratio0);
+ writel(data->datawiratio0,
+ &(ddr_data_reg[nr]+i)->dt0wiratio0);
+ writel(data->datagiratio0,
+ &(ddr_data_reg[nr]+i)->dt0giratio0);
+ writel(data->datafwsratio0,
+ &(ddr_data_reg[nr]+i)->dt0fwsratio0);
+ writel(data->datawrsratio0,
+ &(ddr_data_reg[nr]+i)->dt0wrsratio0);
+ writel(data->datauserank0delay,
+ &(ddr_data_reg[nr]+i)->dt0rdelays0);
+ writel(data->datadldiff0,
+ &(ddr_data_reg[nr]+i)->dt0dldiff0);
+ }
}
void config_io_ctrl(unsigned long val)
diff --git a/arch/arm/cpu/armv7/am33xx/emif4.c b/arch/arm/cpu/armv7/am33xx/emif4.c
index 01e3a5204e..aa84e96173 100644
--- a/arch/arm/cpu/armv7/am33xx/emif4.c
+++ b/arch/arm/cpu/armv7/am33xx/emif4.c
@@ -44,44 +44,65 @@ void dram_init_banksize(void)
#ifdef CONFIG_SPL_BUILD
-static struct vtp_reg *vtpreg = (struct vtp_reg *)VTP0_CTRL_ADDR;
+static struct dmm_lisa_map_regs *hw_lisa_map_regs =
+ (struct dmm_lisa_map_regs *)DMM_BASE;
+static struct vtp_reg *vtpreg[2] = {
+ (struct vtp_reg *)VTP0_CTRL_ADDR,
+ (struct vtp_reg *)VTP1_CTRL_ADDR};
+#ifdef CONFIG_AM33XX
static struct ddr_ctrl *ddrctrl = (struct ddr_ctrl *)DDR_CTRL_ADDR;
+#endif
+
+void config_dmm(const struct dmm_lisa_map_regs *regs)
+{
+ enable_dmm_clocks();
+
+ writel(0, &hw_lisa_map_regs->dmm_lisa_map_3);
+ writel(0, &hw_lisa_map_regs->dmm_lisa_map_2);
+ writel(0, &hw_lisa_map_regs->dmm_lisa_map_1);
+ writel(0, &hw_lisa_map_regs->dmm_lisa_map_0);
-static void config_vtp(void)
+ writel(regs->dmm_lisa_map_3, &hw_lisa_map_regs->dmm_lisa_map_3);
+ writel(regs->dmm_lisa_map_2, &hw_lisa_map_regs->dmm_lisa_map_2);
+ writel(regs->dmm_lisa_map_1, &hw_lisa_map_regs->dmm_lisa_map_1);
+ writel(regs->dmm_lisa_map_0, &hw_lisa_map_regs->dmm_lisa_map_0);
+}
+
+static void config_vtp(int nr)
{
- writel(readl(&vtpreg->vtp0ctrlreg) | VTP_CTRL_ENABLE,
- &vtpreg->vtp0ctrlreg);
- writel(readl(&vtpreg->vtp0ctrlreg) & (~VTP_CTRL_START_EN),
- &vtpreg->vtp0ctrlreg);
- writel(readl(&vtpreg->vtp0ctrlreg) | VTP_CTRL_START_EN,
- &vtpreg->vtp0ctrlreg);
+ writel(readl(&vtpreg[nr]->vtp0ctrlreg) | VTP_CTRL_ENABLE,
+ &vtpreg[nr]->vtp0ctrlreg);
+ writel(readl(&vtpreg[nr]->vtp0ctrlreg) & (~VTP_CTRL_START_EN),
+ &vtpreg[nr]->vtp0ctrlreg);
+ writel(readl(&vtpreg[nr]->vtp0ctrlreg) | VTP_CTRL_START_EN,
+ &vtpreg[nr]->vtp0ctrlreg);
/* Poll for READY */
- while ((readl(&vtpreg->vtp0ctrlreg) & VTP_CTRL_READY) !=
+ while ((readl(&vtpreg[nr]->vtp0ctrlreg) & VTP_CTRL_READY) !=
VTP_CTRL_READY)
;
}
void config_ddr(unsigned int pll, unsigned int ioctrl,
const struct ddr_data *data, const struct cmd_control *ctrl,
- const struct emif_regs *regs)
+ const struct emif_regs *regs, int nr)
{
enable_emif_clocks();
ddr_pll_config(pll);
- config_vtp();
- config_cmd_ctrl(ctrl);
-
- config_ddr_data(0, data);
- config_ddr_data(1, data);
+ config_vtp(nr);
+ config_cmd_ctrl(ctrl, nr);
+ config_ddr_data(data, nr);
+#ifdef CONFIG_AM33XX
config_io_ctrl(ioctrl);
/* Set CKE to be controlled by EMIF/DDR PHY */
writel(DDR_CKE_CTRL_NORMAL, &ddrctrl->ddrckectrl);
+#endif
/* Program EMIF instance */
- config_ddr_phy(regs);
- set_sdram_timings(regs);
- config_sdram(regs);
+ config_ddr_phy(regs, nr);
+ set_sdram_timings(regs, nr);
+ config_sdram(regs, nr);
}
#endif
diff --git a/arch/arm/cpu/armv7/am33xx/mem.c b/arch/arm/cpu/armv7/am33xx/mem.c
index b8f54abae2..b86b0ded3f 100644
--- a/arch/arm/cpu/armv7/am33xx/mem.c
+++ b/arch/arm/cpu/armv7/am33xx/mem.c
@@ -83,7 +83,7 @@ void gpmc_init(void)
/* global settings */
writel(0x00000008, &gpmc_cfg->sysconfig);
writel(0x00000100, &gpmc_cfg->irqstatus);
- writel(0x00000200, &gpmc_cfg->irqenable);
+ writel(0x00000100, &gpmc_cfg->irqenable);
writel(0x00000012, &gpmc_cfg->config);
/*
* Disable the GPMC0 config set by ROM code
diff --git a/arch/arm/cpu/armv7/am33xx/sys_info.c b/arch/arm/cpu/armv7/am33xx/sys_info.c
index 507b6180e6..5fd8b47b2d 100644
--- a/arch/arm/cpu/armv7/am33xx/sys_info.c
+++ b/arch/arm/cpu/armv7/am33xx/sys_info.c
@@ -98,6 +98,9 @@ int print_cpuinfo(void)
case AM335X:
cpu_s = "AM335X";
break;
+ case TI81XX:
+ cpu_s = "TI81XX";
+ break;
default:
cpu_s = "Unknown cpu type";
break;
@@ -120,7 +123,7 @@ int print_cpuinfo(void)
sec_s = "?";
}
- printf("AM%s-%s rev %d\n",
+ printf("%s-%s rev %d\n",
cpu_s, sec_s, get_cpu_rev());
/* TODO: Print ARM and DDR frequencies */
diff --git a/arch/arm/cpu/armv7/cache_v7.c b/arch/arm/cpu/armv7/cache_v7.c
index 5f6d0396f3..8748c145c4 100644
--- a/arch/arm/cpu/armv7/cache_v7.c
+++ b/arch/arm/cpu/armv7/cache_v7.c
@@ -340,6 +340,9 @@ void mmu_page_table_flush(unsigned long start, unsigned long stop)
{
}
+void arm_init_domains(void)
+{
+}
#endif /* #ifndef CONFIG_SYS_DCACHE_OFF */
#ifndef CONFIG_SYS_ICACHE_OFF
diff --git a/arch/arm/cpu/armv7/exynos/power.c b/arch/arm/cpu/armv7/exynos/power.c
index d4bce6d4dd..6375a81fd4 100644
--- a/arch/arm/cpu/armv7/exynos/power.c
+++ b/arch/arm/cpu/armv7/exynos/power.c
@@ -95,3 +95,48 @@ void set_dp_phy_ctrl(unsigned int enable)
if (cpu_is_exynos5())
exynos5_dp_phy_control(enable);
}
+
+static void exynos5_set_ps_hold_ctrl(void)
+{
+ struct exynos5_power *power =
+ (struct exynos5_power *)samsung_get_base_power();
+
+ /* Set PS-Hold high */
+ setbits_le32(&power->ps_hold_control,
+ EXYNOS_PS_HOLD_CONTROL_DATA_HIGH);
+}
+
+void set_ps_hold_ctrl(void)
+{
+ if (cpu_is_exynos5())
+ exynos5_set_ps_hold_ctrl();
+}
+
+
+static void exynos5_set_xclkout(void)
+{
+ struct exynos5_power *power =
+ (struct exynos5_power *)samsung_get_base_power();
+
+ /* use xxti for xclk out */
+ clrsetbits_le32(&power->pmu_debug, PMU_DEBUG_CLKOUT_SEL_MASK,
+ PMU_DEBUG_XXTI);
+}
+
+void set_xclkout(void)
+{
+ if (cpu_is_exynos5())
+ exynos5_set_xclkout();
+}
+
+/* Enables hardware tripping to power off the system when TMU fails */
+void set_hw_thermal_trip(void)
+{
+ if (cpu_is_exynos5()) {
+ struct exynos5_power *power =
+ (struct exynos5_power *)samsung_get_base_power();
+
+ /* PS_HOLD_CONTROL register ENABLE_HW_TRIP bit*/
+ setbits_le32(&power->ps_hold_control, POWER_ENABLE_HW_TRIP);
+ }
+}
diff --git a/arch/arm/cpu/armv7/omap-common/Makefile b/arch/arm/cpu/armv7/omap-common/Makefile
index 0efc80ddeb..55e82ba369 100644
--- a/arch/arm/cpu/armv7/omap-common/Makefile
+++ b/arch/arm/cpu/armv7/omap-common/Makefile
@@ -36,7 +36,7 @@ COBJS += emif-common.o
COBJS += vc.o
endif
-ifneq ($(CONFIG_AM33XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX),)
+ifneq ($(CONFIG_AM33XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX)$(CONFIG_TI814X),)
COBJS += boot-common.o
SOBJS += lowlevel_init.o
endif
diff --git a/arch/arm/cpu/armv7/omap-common/hwinit-common.c b/arch/arm/cpu/armv7/omap-common/hwinit-common.c
index 05ff2e868f..70d16a8160 100644
--- a/arch/arm/cpu/armv7/omap-common/hwinit-common.c
+++ b/arch/arm/cpu/armv7/omap-common/hwinit-common.c
@@ -34,6 +34,12 @@
#include <asm/emif.h>
#include <asm/omap_common.h>
#include <linux/compiler.h>
+#include <asm/cache.h>
+#include <asm/system.h>
+
+#define ARMV7_DCACHE_WRITEBACK 0xe
+#define ARMV7_DOMAIN_CLIENT 1
+#define ARMV7_DOMAIN_MASK (0x3 << 0)
DECLARE_GLOBAL_DATA_PTR;
@@ -269,4 +275,33 @@ void enable_caches(void)
/* Enable D-cache. I-cache is already enabled in start.S */
dcache_enable();
}
+
+void dram_bank_mmu_setup(int bank)
+{
+ bd_t *bd = gd->bd;
+ int i;
+
+ u32 start = bd->bi_dram[bank].start >> 20;
+ u32 size = bd->bi_dram[bank].size >> 20;
+ u32 end = start + size;
+
+ debug("%s: bank: %d\n", __func__, bank);
+ for (i = start; i < end; i++)
+ set_section_dcache(i, ARMV7_DCACHE_WRITEBACK);
+
+}
+
+void arm_init_domains(void)
+{
+ u32 reg;
+
+ reg = get_dacr();
+ /*
+ * Set DOMAIN to client access so that all permissions
+ * set in pagetables are validated by the mmu.
+ */
+ reg &= ~ARMV7_DOMAIN_MASK;
+ reg |= ARMV7_DOMAIN_CLIENT;
+ set_dacr(reg);
+}
#endif
diff --git a/arch/arm/cpu/armv7/omap-common/lowlevel_init.S b/arch/arm/cpu/armv7/omap-common/lowlevel_init.S
index 358107776d..b933fe8437 100644
--- a/arch/arm/cpu/armv7/omap-common/lowlevel_init.S
+++ b/arch/arm/cpu/armv7/omap-common/lowlevel_init.S
@@ -26,6 +26,7 @@
* MA 02111-1307 USA
*/
+#include <config.h>
#include <asm/arch/omap.h>
#include <asm/arch/spl.h>
#include <linux/linkage.h>
diff --git a/arch/arm/cpu/armv7/omap-common/timer.c b/arch/arm/cpu/armv7/omap-common/timer.c
index 36bea5f94c..507f6873e9 100644
--- a/arch/arm/cpu/armv7/omap-common/timer.c
+++ b/arch/arm/cpu/armv7/omap-common/timer.c
@@ -34,6 +34,7 @@
#include <common.h>
#include <asm/io.h>
+#include <asm/arch/cpu.h>
DECLARE_GLOBAL_DATA_PTR;
diff --git a/arch/arm/cpu/armv7/start.S b/arch/arm/cpu/armv7/start.S
index fa5fad1b0c..36a4c3cfda 100644
--- a/arch/arm/cpu/armv7/start.S
+++ b/arch/arm/cpu/armv7/start.S
@@ -254,7 +254,6 @@ ENTRY(c_runtime_cpu_setup)
#if !defined(CONFIG_TEGRA)
/* Set vector address in CP15 VBAR register */
ldr r0, =_start
- add r0, r0, r9
mcr p15, 0, r0, c12, c0, 0 @Set VBAR
#endif /* !Tegra */
@@ -310,6 +309,12 @@ ENTRY(cpu_init_cp15)
#endif
mcr p15, 0, r0, c1, c0, 0
+#ifdef CONFIG_ARM_ERRATA_716044
+ mrc p15, 0, r0, c1, c0, 0 @ read system control register
+ orr r0, r0, #1 << 11 @ set bit #11
+ mcr p15, 0, r0, c1, c0, 0 @ write system control register
+#endif
+
#ifdef CONFIG_ARM_ERRATA_742230
mrc p15, 0, r0, c15, c0, 1 @ read diagnostic register
orr r0, r0, #1 << 4 @ set bit #4
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