From 10a81378ee79977e6d4b70ce576bbd781a335e5b Mon Sep 17 00:00:00 2001 From: Huang Shijie Date: Wed, 6 Jun 2012 21:22:58 -0400 Subject: ARM: imx6q: add clock for apbh-dma add clock for apbh-dma. Signed-off-by: Huang Shijie Signed-off-by: Shawn Guo --- arch/arm/mach-imx/clk-imx6q.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'arch/arm/mach-imx') diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c index e1a17ac7b3b4..b2a76d2b1941 100644 --- a/arch/arm/mach-imx/clk-imx6q.c +++ b/arch/arm/mach-imx/clk-imx6q.c @@ -318,7 +318,7 @@ int __init mx6q_clocks_init(void) clk[ahb] = imx_clk_busy_divider("ahb", "periph", base + 0x14, 10, 3, base + 0x48, 1); /* name parent_name reg shift */ - clk[apbh_dma] = imx_clk_gate2("apbh_dma", "ahb", base + 0x68, 4); + clk[apbh_dma] = imx_clk_gate2("apbh_dma", "usdhc3", base + 0x68, 4); clk[asrc] = imx_clk_gate2("asrc", "asrc_podf", base + 0x68, 6); clk[can1_ipg] = imx_clk_gate2("can1_ipg", "ipg", base + 0x68, 14); clk[can1_serial] = imx_clk_gate2("can1_serial", "can_root", base + 0x68, 16); @@ -394,6 +394,7 @@ int __init mx6q_clocks_init(void) clk_register_clkdev(clk[gpt_ipg_per], "per", "imx-gpt.0"); clk_register_clkdev(clk[twd], NULL, "smp_twd"); clk_register_clkdev(clk[usboh3], NULL, "usboh3"); + clk_register_clkdev(clk[apbh_dma], NULL, "110000.dma-apbh"); clk_register_clkdev(clk[uart_serial], "per", "2020000.serial"); clk_register_clkdev(clk[uart_ipg], "ipg", "2020000.serial"); clk_register_clkdev(clk[uart_serial], "per", "21e8000.serial"); -- cgit v1.2.1 From 610578a3abec7839a56d9dc058c37f6cd2982e10 Mon Sep 17 00:00:00 2001 From: Marc Kleine-Budde Date: Mon, 2 Jul 2012 11:03:00 +0200 Subject: ARM: imx: enable flexcan on imx25, imx35, imx53, imx6q Aas the flexcan driver has DT binding for some time now. This patch makes the flexcan driver available in the can drivers menu if a SOC with flexcan is enabled. Signed-off-by: Marc Kleine-Budde Acked-by: Sascha Hauer Signed-off-by: Shawn Guo --- arch/arm/mach-imx/Kconfig | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'arch/arm/mach-imx') diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig index eff4db5de0dd..c296851233e8 100644 --- a/arch/arm/mach-imx/Kconfig +++ b/arch/arm/mach-imx/Kconfig @@ -52,6 +52,7 @@ config SOC_IMX25 select ARCH_MX25 select COMMON_CLK select CPU_ARM926T + select HAVE_CAN_FLEXCAN if CAN select ARCH_MXC_IOMUX_V3 select MXC_AVIC @@ -79,6 +80,7 @@ config SOC_IMX35 select HAVE_EPIT select MXC_AVIC select SMP_ON_UP if SMP + select HAVE_CAN_FLEXCAN if CAN config SOC_IMX5 select CPU_V7 @@ -105,6 +107,7 @@ config SOC_IMX53 select SOC_IMX5 select ARCH_MX5 select ARCH_MX53 + select HAVE_CAN_FLEXCAN if CAN if ARCH_IMX_V4_V5 @@ -826,6 +829,7 @@ config SOC_IMX6Q select COMMON_CLK select CPU_V7 select HAVE_ARM_SCU + select HAVE_CAN_FLEXCAN if CAN select HAVE_IMX_GPC select HAVE_IMX_MMDC select HAVE_IMX_SRC -- cgit v1.2.1 From 77ac32ad2b03baa7638aadda1650200287ca6f5d Mon Sep 17 00:00:00 2001 From: Huang Shijie Date: Mon, 2 Jul 2012 21:39:31 -0400 Subject: ARM: imx6q: add clocks for gpmi-nand Add clocks for gpmi-nand. Signed-off-by: Huang Shijie Signed-off-by: Shawn Guo --- arch/arm/mach-imx/clk-imx6q.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) (limited to 'arch/arm/mach-imx') diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c index b2a76d2b1941..0bb855525fe8 100644 --- a/arch/arm/mach-imx/clk-imx6q.c +++ b/arch/arm/mach-imx/clk-imx6q.c @@ -147,7 +147,7 @@ enum mx6q_clks { esai, gpt_ipg, gpt_ipg_per, gpu2d_core, gpu3d_core, hdmi_iahb, hdmi_isfr, i2c1, i2c2, i2c3, iim, enfc, ipu1, ipu1_di0, ipu1_di1, ipu2, ipu2_di0, ldb_di0, ldb_di1, ipu2_di1, hsi_tx, mlb, mmdc_ch0_axi, - mmdc_ch1_axi, ocram, openvg_axi, pcie_axi, pwm1, pwm2, pwm3, pwm4, + mmdc_ch1_axi, ocram, openvg_axi, pcie_axi, pwm1, pwm2, pwm3, pwm4, per1_bch, gpmi_bch_apb, gpmi_bch, gpmi_io, gpmi_apb, sata, sdma, spba, ssi1, ssi2, ssi3, uart_ipg, uart_serial, usboh3, usdhc1, usdhc2, usdhc3, usdhc4, vdo_axi, vpu_axi, cko1, pll1_sys, pll2_bus, pll3_usb_otg, @@ -357,6 +357,7 @@ int __init mx6q_clocks_init(void) clk[ocram] = imx_clk_gate2("ocram", "ahb", base + 0x74, 28); clk[openvg_axi] = imx_clk_gate2("openvg_axi", "axi", base + 0x74, 30); clk[pcie_axi] = imx_clk_gate2("pcie_axi", "pcie_axi_sel", base + 0x78, 0); + clk[per1_bch] = imx_clk_gate2("per1_bch", "usdhc3", base + 0x78, 12); clk[pwm1] = imx_clk_gate2("pwm1", "ipg_per", base + 0x78, 16); clk[pwm2] = imx_clk_gate2("pwm2", "ipg_per", base + 0x78, 18); clk[pwm3] = imx_clk_gate2("pwm3", "ipg_per", base + 0x78, 20); @@ -395,6 +396,11 @@ int __init mx6q_clocks_init(void) clk_register_clkdev(clk[twd], NULL, "smp_twd"); clk_register_clkdev(clk[usboh3], NULL, "usboh3"); clk_register_clkdev(clk[apbh_dma], NULL, "110000.dma-apbh"); + clk_register_clkdev(clk[per1_bch], "per1_bch", "112000.gpmi-nand"); + clk_register_clkdev(clk[gpmi_bch_apb], "gpmi_bch_apb", "112000.gpmi-nand"); + clk_register_clkdev(clk[gpmi_bch], "gpmi_bch", "112000.gpmi-nand"); + clk_register_clkdev(clk[gpmi_apb], "gpmi_apb", "112000.gpmi-nand"); + clk_register_clkdev(clk[gpmi_io], "gpmi_io", "112000.gpmi-nand"); clk_register_clkdev(clk[uart_serial], "per", "2020000.serial"); clk_register_clkdev(clk[uart_ipg], "ipg", "2020000.serial"); clk_register_clkdev(clk[uart_serial], "per", "21e8000.serial"); -- cgit v1.2.1 From d2a37b3d91f46da25e7ff34f582e914a4cc0bfee Mon Sep 17 00:00:00 2001 From: Denis 'GNUtoo' Carikli Date: Mon, 9 Jul 2012 21:39:12 +0200 Subject: ARM i.MX31: Add devicetree support This patch adds basic devicetree support for i.MX31 based SoCs. Only the UART and interrupts bindings are added. Signed-off-by: Denis 'GNUtoo' Carikli Signed-off-by: Sascha Hauer --- arch/arm/mach-imx/Kconfig | 8 ++++++ arch/arm/mach-imx/Makefile | 1 + arch/arm/mach-imx/clk-imx31.c | 19 +++++++++++++ arch/arm/mach-imx/imx31-dt.c | 63 +++++++++++++++++++++++++++++++++++++++++++ 4 files changed, 91 insertions(+) create mode 100644 arch/arm/mach-imx/imx31-dt.c (limited to 'arch/arm/mach-imx') diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig index eff4db5de0dd..46f5c3fc9276 100644 --- a/arch/arm/mach-imx/Kconfig +++ b/arch/arm/mach-imx/Kconfig @@ -557,6 +557,14 @@ config MACH_BUG Include support for BUGBase 1.3 platform. This includes specific configurations for the board and its peripherals. +config MACH_IMX31_DT + bool "Support i.MX31 platforms from device tree" + select SOC_IMX31 + select USE_OF + help + Include support for Freescale i.MX31 based platforms + using the device tree for discovery. + comment "MX35 platforms:" config MACH_PCM043 diff --git a/arch/arm/mach-imx/Makefile b/arch/arm/mach-imx/Makefile index ff29421414f2..07f7c226e4cf 100644 --- a/arch/arm/mach-imx/Makefile +++ b/arch/arm/mach-imx/Makefile @@ -57,6 +57,7 @@ obj-$(CONFIG_MACH_QONG) += mach-qong.o obj-$(CONFIG_MACH_ARMADILLO5X0) += mach-armadillo5x0.o obj-$(CONFIG_MACH_KZM_ARM11_01) += mach-kzm_arm11_01.o obj-$(CONFIG_MACH_BUG) += mach-bug.o +obj-$(CONFIG_MACH_IMX31_DT) += imx31-dt.o # i.MX35 based machines obj-$(CONFIG_MACH_PCM043) += mach-pcm043.o diff --git a/arch/arm/mach-imx/clk-imx31.c b/arch/arm/mach-imx/clk-imx31.c index c9a06d800f8e..f87a48fc74e1 100644 --- a/arch/arm/mach-imx/clk-imx31.c +++ b/arch/arm/mach-imx/clk-imx31.c @@ -20,6 +20,7 @@ #include #include #include +#include #include #include @@ -179,3 +180,21 @@ int __init mx31_clocks_init(unsigned long fref) return 0; } + +#ifdef CONFIG_OF +int __init mx31_clocks_init_dt(void) +{ + struct device_node *np; + u32 fref = 26000000; /* default */ + + for_each_compatible_node(np, NULL, "fixed-clock") { + if (!of_device_is_compatible(np, "fsl,imx-osc26m")) + continue; + + if (!of_property_read_u32(np, "clock-frequency", &fref)) + break; + } + + return mx31_clocks_init(fref); +} +#endif diff --git a/arch/arm/mach-imx/imx31-dt.c b/arch/arm/mach-imx/imx31-dt.c new file mode 100644 index 000000000000..a68ba207b2b7 --- /dev/null +++ b/arch/arm/mach-imx/imx31-dt.c @@ -0,0 +1,63 @@ +/* + * Copyright 2012 Sascha Hauer, Pengutronix + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +#include +#include +#include +#include +#include +#include +#include + +static const struct of_dev_auxdata imx31_auxdata_lookup[] __initconst = { + OF_DEV_AUXDATA("fsl,imx31-uart", MX31_UART1_BASE_ADDR, + "imx21-uart.0", NULL), + OF_DEV_AUXDATA("fsl,imx31-uart", MX31_UART2_BASE_ADDR, + "imx21-uart.1", NULL), + OF_DEV_AUXDATA("fsl,imx31-uart", MX31_UART3_BASE_ADDR, + "imx21-uart.2", NULL), + OF_DEV_AUXDATA("fsl,imx31-uart", MX31_UART4_BASE_ADDR, + "imx21-uart.3", NULL), + OF_DEV_AUXDATA("fsl,imx31-uart", MX31_UART5_BASE_ADDR, + "imx21-uart.4", NULL), + { /* sentinel */ } +}; + +static void __init imx31_dt_init(void) +{ + of_platform_populate(NULL, of_default_bus_match_table, + imx31_auxdata_lookup, NULL); +} + +static void __init imx31_timer_init(void) +{ + mx31_clocks_init_dt(); +} + +static struct sys_timer imx31_timer = { + .init = imx31_timer_init, +}; + +static const char *imx31_dt_board_compat[] __initdata = { + "fsl,imx31", + NULL +}; + +DT_MACHINE_START(IMX31_DT, "Freescale i.MX31 (Device Tree Support)") + .map_io = mx31_map_io, + .init_early = imx31_init_early, + .init_irq = mx31_init_irq, + .handle_irq = imx31_handle_irq, + .timer = &imx31_timer, + .init_machine = imx31_dt_init, + .dt_compat = imx31_dt_board_compat, + .restart = mxc_restart, +MACHINE_END -- cgit v1.2.1 From 71f5aba866570b0e8407b321d449ebd8baefcdd5 Mon Sep 17 00:00:00 2001 From: Richard Zhao Date: Thu, 12 Jul 2012 10:25:22 +0800 Subject: ARM: imx6q: add usb controller clock lookups Signed-off-by: Richard Zhao Signed-off-by: Shawn Guo --- arch/arm/mach-imx/clk-imx6q.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'arch/arm/mach-imx') diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c index 0bb855525fe8..d924ea77b1a5 100644 --- a/arch/arm/mach-imx/clk-imx6q.c +++ b/arch/arm/mach-imx/clk-imx6q.c @@ -401,6 +401,10 @@ int __init mx6q_clocks_init(void) clk_register_clkdev(clk[gpmi_bch], "gpmi_bch", "112000.gpmi-nand"); clk_register_clkdev(clk[gpmi_apb], "gpmi_apb", "112000.gpmi-nand"); clk_register_clkdev(clk[gpmi_io], "gpmi_io", "112000.gpmi-nand"); + clk_register_clkdev(clk[usboh3], NULL, "2184000.usb"); + clk_register_clkdev(clk[usboh3], NULL, "2184200.usb"); + clk_register_clkdev(clk[usboh3], NULL, "2184400.usb"); + clk_register_clkdev(clk[usboh3], NULL, "2184600.usb"); clk_register_clkdev(clk[uart_serial], "per", "2020000.serial"); clk_register_clkdev(clk[uart_ipg], "ipg", "2020000.serial"); clk_register_clkdev(clk[uart_serial], "per", "21e8000.serial"); -- cgit v1.2.1 From 7571d283c8cb11af7f3b28260e074217ded6c093 Mon Sep 17 00:00:00 2001 From: Richard Zhao Date: Thu, 12 Jul 2012 10:25:23 +0800 Subject: ARM: imx6q: add usbphy clocks Signed-off-by: Richard Zhao Signed-off-by: Shawn Guo --- arch/arm/mach-imx/clk-imx6q.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) (limited to 'arch/arm/mach-imx') diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c index d924ea77b1a5..d5e88c0d5e6c 100644 --- a/arch/arm/mach-imx/clk-imx6q.c +++ b/arch/arm/mach-imx/clk-imx6q.c @@ -152,7 +152,7 @@ enum mx6q_clks { ssi2, ssi3, uart_ipg, uart_serial, usboh3, usdhc1, usdhc2, usdhc3, usdhc4, vdo_axi, vpu_axi, cko1, pll1_sys, pll2_bus, pll3_usb_otg, pll4_audio, pll5_video, pll6_mlb, pll7_usb_host, pll8_enet, ssi1_ipg, - ssi2_ipg, ssi3_ipg, rom, + ssi2_ipg, ssi3_ipg, rom, usbphy1, usbphy2, clk_max }; @@ -198,6 +198,9 @@ int __init mx6q_clocks_init(void) clk[pll7_usb_host] = imx_clk_pllv3(IMX_PLLV3_USB, "pll7_usb_host","osc", base + 0x20, 0x2000, 0x3); clk[pll8_enet] = imx_clk_pllv3(IMX_PLLV3_ENET, "pll8_enet", "osc", base + 0xe0, 0x182000, 0x3); + clk[usbphy1] = imx_clk_gate("usbphy1", "pll3_usb_otg", base + 0x10, 6); + clk[usbphy2] = imx_clk_gate("usbphy2", "pll7_usb_host", base + 0x20, 6); + /* name parent_name reg idx */ clk[pll2_pfd0_352m] = imx_clk_pfd("pll2_pfd0_352m", "pll2_bus", base + 0x100, 0); clk[pll2_pfd1_594m] = imx_clk_pfd("pll2_pfd1_594m", "pll2_bus", base + 0x100, 1); @@ -405,6 +408,8 @@ int __init mx6q_clocks_init(void) clk_register_clkdev(clk[usboh3], NULL, "2184200.usb"); clk_register_clkdev(clk[usboh3], NULL, "2184400.usb"); clk_register_clkdev(clk[usboh3], NULL, "2184600.usb"); + clk_register_clkdev(clk[usbphy1], NULL, "20c9000.usbphy"); + clk_register_clkdev(clk[usbphy2], NULL, "20ca000.usbphy"); clk_register_clkdev(clk[uart_serial], "per", "2020000.serial"); clk_register_clkdev(clk[uart_ipg], "ipg", "2020000.serial"); clk_register_clkdev(clk[uart_serial], "per", "21e8000.serial"); -- cgit v1.2.1 From 396bf1c24e13f45686118acd550dd63b23035b23 Mon Sep 17 00:00:00 2001 From: Richard Zhao Date: Thu, 12 Jul 2012 10:25:24 +0800 Subject: ARM: imx6q: disable usb charger detector The external charger detector needs to be disabled, or the signal at DP will be poor Signed-off-by: Richard Zhao Signed-off-by: Shawn Guo --- arch/arm/mach-imx/mach-imx6q.c | 41 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) (limited to 'arch/arm/mach-imx') diff --git a/arch/arm/mach-imx/mach-imx6q.c b/arch/arm/mach-imx/mach-imx6q.c index b47e98b7d539..140f55010630 100644 --- a/arch/arm/mach-imx/mach-imx6q.c +++ b/arch/arm/mach-imx/mach-imx6q.c @@ -24,6 +24,7 @@ #include #include #include +#include #include #include #include @@ -113,6 +114,45 @@ static void __init imx6q_sabrelite_init(void) imx6q_sabrelite_cko1_setup(); } +static void __init imx6q_usb_init(void) +{ + struct device_node *np; + struct platform_device *pdev = NULL; + struct anatop *adata = NULL; + + np = of_find_compatible_node(NULL, NULL, "fsl,imx6q-anatop"); + if (np) + pdev = of_find_device_by_node(np); + if (pdev) + adata = platform_get_drvdata(pdev); + if (!adata) { + if (np) + of_node_put(np); + return; + } + +#define HW_ANADIG_USB1_CHRG_DETECT 0x000001b0 +#define HW_ANADIG_USB2_CHRG_DETECT 0x00000210 + +#define BM_ANADIG_USB_CHRG_DETECT_EN_B 0x00100000 +#define BM_ANADIG_USB_CHRG_DETECT_CHK_CHRG_B 0x00080000 + + /* + * The external charger detector needs to be disabled, + * or the signal at DP will be poor + */ + anatop_write_reg(adata, HW_ANADIG_USB1_CHRG_DETECT, + BM_ANADIG_USB_CHRG_DETECT_EN_B + | BM_ANADIG_USB_CHRG_DETECT_CHK_CHRG_B, + ~0); + anatop_write_reg(adata, HW_ANADIG_USB2_CHRG_DETECT, + BM_ANADIG_USB_CHRG_DETECT_EN_B | + BM_ANADIG_USB_CHRG_DETECT_CHK_CHRG_B, + ~0); + + of_node_put(np); +} + static void __init imx6q_init_machine(void) { /* @@ -127,6 +167,7 @@ static void __init imx6q_init_machine(void) of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); imx6q_pm_init(); + imx6q_usb_init(); } static void __init imx6q_map_io(void) -- cgit v1.2.1 From 9d5f6b51bdaff83b85069a2eee7a89c562a5daba Mon Sep 17 00:00:00 2001 From: Otavio Salvador Date: Wed, 11 Jul 2012 12:52:35 -0300 Subject: ARM: imx6q: ensure ANATOP controller is available During imx6q initialization the usb charger detector is disabled but for it, ANATOP controller symbols need to be available. Signed-off-by: Otavio Salvador Cc: Richard Zhao Signed-off-by: Shawn Guo --- arch/arm/mach-imx/Kconfig | 1 + 1 file changed, 1 insertion(+) (limited to 'arch/arm/mach-imx') diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig index c296851233e8..ebc4f3023679 100644 --- a/arch/arm/mach-imx/Kconfig +++ b/arch/arm/mach-imx/Kconfig @@ -834,6 +834,7 @@ config SOC_IMX6Q select HAVE_IMX_MMDC select HAVE_IMX_SRC select HAVE_SMP + select MFD_ANATOP select PINCTRL select PINCTRL_IMX6Q select USE_OF -- cgit v1.2.1