diff options
Diffstat (limited to 'arch/arm/mach-mmp')
| -rw-r--r-- | arch/arm/mach-mmp/Kconfig | 3 | ||||
| -rw-r--r-- | arch/arm/mach-mmp/Makefile | 8 | ||||
| -rw-r--r-- | arch/arm/mach-mmp/clock-mmp2.c | 111 | ||||
| -rw-r--r-- | arch/arm/mach-mmp/clock-pxa168.c | 91 | ||||
| -rw-r--r-- | arch/arm/mach-mmp/clock-pxa910.c | 67 | ||||
| -rw-r--r-- | arch/arm/mach-mmp/common.h | 3 | ||||
| -rw-r--r-- | arch/arm/mach-mmp/include/mach/regs-apbc.h | 95 | ||||
| -rw-r--r-- | arch/arm/mach-mmp/include/mach/regs-apmu.h | 15 | ||||
| -rw-r--r-- | arch/arm/mach-mmp/irq.c | 4 | ||||
| -rw-r--r-- | arch/arm/mach-mmp/mmp2.c | 73 | ||||
| -rw-r--r-- | arch/arm/mach-mmp/pxa168.c | 58 | ||||
| -rw-r--r-- | arch/arm/mach-mmp/pxa910.c | 44 |
12 files changed, 302 insertions, 270 deletions
diff --git a/arch/arm/mach-mmp/Kconfig b/arch/arm/mach-mmp/Kconfig index 7fddd01b85b9..d697d07a1bf0 100644 --- a/arch/arm/mach-mmp/Kconfig +++ b/arch/arm/mach-mmp/Kconfig @@ -108,18 +108,21 @@ endmenu config CPU_PXA168 bool select CPU_MOHAWK + select COMMON_CLK help Select code specific to PXA168 config CPU_PXA910 bool select CPU_MOHAWK + select COMMON_CLK help Select code specific to PXA910 config CPU_MMP2 bool select CPU_PJ4 + select COMMON_CLK help Select code specific to MMP2. MMP2 is ARMv7 compatible. diff --git a/arch/arm/mach-mmp/Makefile b/arch/arm/mach-mmp/Makefile index b786f7e6cd1f..095c155d6fb8 100644 --- a/arch/arm/mach-mmp/Makefile +++ b/arch/arm/mach-mmp/Makefile @@ -2,13 +2,19 @@ # Makefile for Marvell's PXA168 processors line # -obj-y += common.o clock.o devices.o time.o irq.o +obj-y += common.o devices.o time.o irq.o # SoC support obj-$(CONFIG_CPU_PXA168) += pxa168.o obj-$(CONFIG_CPU_PXA910) += pxa910.o obj-$(CONFIG_CPU_MMP2) += mmp2.o sram.o +ifeq ($(CONFIG_COMMON_CLK), ) +obj-y += clock.o +obj-$(CONFIG_CPU_PXA168) += clock-pxa168.o +obj-$(CONFIG_CPU_PXA910) += clock-pxa910.o +obj-$(CONFIG_CPU_MMP2) += clock-mmp2.o +endif ifeq ($(CONFIG_PM),y) obj-$(CONFIG_CPU_PXA910) += pm-pxa910.o obj-$(CONFIG_CPU_MMP2) += pm-mmp2.o diff --git a/arch/arm/mach-mmp/clock-mmp2.c b/arch/arm/mach-mmp/clock-mmp2.c new file mode 100644 index 000000000000..21d22002cd19 --- /dev/null +++ b/arch/arm/mach-mmp/clock-mmp2.c @@ -0,0 +1,111 @@ +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/list.h> +#include <linux/io.h> +#include <linux/clk.h> + +#include <mach/addr-map.h> + +#include "common.h" +#include "clock.h" + +/* + * APB Clock register offsets for MMP2 + */ +#define APBC_RTC APBC_REG(0x000) +#define APBC_TWSI1 APBC_REG(0x004) +#define APBC_TWSI2 APBC_REG(0x008) +#define APBC_TWSI3 APBC_REG(0x00c) +#define APBC_TWSI4 APBC_REG(0x010) +#define APBC_KPC APBC_REG(0x018) +#define APBC_UART1 APBC_REG(0x02c) +#define APBC_UART2 APBC_REG(0x030) +#define APBC_UART3 APBC_REG(0x034) +#define APBC_GPIO APBC_REG(0x038) +#define APBC_PWM0 APBC_REG(0x03c) +#define APBC_PWM1 APBC_REG(0x040) +#define APBC_PWM2 APBC_REG(0x044) +#define APBC_PWM3 APBC_REG(0x048) +#define APBC_SSP0 APBC_REG(0x04c) +#define APBC_SSP1 APBC_REG(0x050) +#define APBC_SSP2 APBC_REG(0x054) +#define APBC_SSP3 APBC_REG(0x058) +#define APBC_SSP4 APBC_REG(0x05c) +#define APBC_SSP5 APBC_REG(0x060) +#define APBC_TWSI5 APBC_REG(0x07c) +#define APBC_TWSI6 APBC_REG(0x080) +#define APBC_UART4 APBC_REG(0x088) + +#define APMU_USB APMU_REG(0x05c) +#define APMU_NAND APMU_REG(0x060) +#define APMU_SDH0 APMU_REG(0x054) +#define APMU_SDH1 APMU_REG(0x058) +#define APMU_SDH2 APMU_REG(0x0e8) +#define APMU_SDH3 APMU_REG(0x0ec) + +static void sdhc_clk_enable(struct clk *clk) +{ + uint32_t clk_rst; + + clk_rst = __raw_readl(clk->clk_rst); + clk_rst |= clk->enable_val; + __raw_writel(clk_rst, clk->clk_rst); +} + +static void sdhc_clk_disable(struct clk *clk) +{ + uint32_t clk_rst; + + clk_rst = __raw_readl(clk->clk_rst); + clk_rst &= ~clk->enable_val; + __raw_writel(clk_rst, clk->clk_rst); +} + +struct clkops sdhc_clk_ops = { + .enable = sdhc_clk_enable, + .disable = sdhc_clk_disable, +}; + +/* APB peripheral clocks */ +static APBC_CLK(uart1, UART1, 1, 26000000); +static APBC_CLK(uart2, UART2, 1, 26000000); +static APBC_CLK(uart3, UART3, 1, 26000000); +static APBC_CLK(uart4, UART4, 1, 26000000); +static APBC_CLK(twsi1, TWSI1, 0, 26000000); +static APBC_CLK(twsi2, TWSI2, 0, 26000000); +static APBC_CLK(twsi3, TWSI3, 0, 26000000); +static APBC_CLK(twsi4, TWSI4, 0, 26000000); +static APBC_CLK(twsi5, TWSI5, 0, 26000000); +static APBC_CLK(twsi6, TWSI6, 0, 26000000); +static APBC_CLK(gpio, GPIO, 0, 26000000); + +static APMU_CLK(nand, NAND, 0xbf, 100000000); +static APMU_CLK_OPS(sdh0, SDH0, 0x1b, 200000000, &sdhc_clk_ops); +static APMU_CLK_OPS(sdh1, SDH1, 0x1b, 200000000, &sdhc_clk_ops); +static APMU_CLK_OPS(sdh2, SDH2, 0x1b, 200000000, &sdhc_clk_ops); +static APMU_CLK_OPS(sdh3, SDH3, 0x1b, 200000000, &sdhc_clk_ops); + +static struct clk_lookup mmp2_clkregs[] = { + INIT_CLKREG(&clk_uart1, "pxa2xx-uart.0", NULL), + INIT_CLKREG(&clk_uart2, "pxa2xx-uart.1", NULL), + INIT_CLKREG(&clk_uart3, "pxa2xx-uart.2", NULL), + INIT_CLKREG(&clk_uart4, "pxa2xx-uart.3", NULL), + INIT_CLKREG(&clk_twsi1, "pxa2xx-i2c.0", NULL), + INIT_CLKREG(&clk_twsi2, "pxa2xx-i2c.1", NULL), + INIT_CLKREG(&clk_twsi3, "pxa2xx-i2c.2", NULL), + INIT_CLKREG(&clk_twsi4, "pxa2xx-i2c.3", NULL), + INIT_CLKREG(&clk_twsi5, "pxa2xx-i2c.4", NULL), + INIT_CLKREG(&clk_twsi6, "pxa2xx-i2c.5", NULL), + INIT_CLKREG(&clk_nand, "pxa3xx-nand", NULL), + INIT_CLKREG(&clk_gpio, "pxa-gpio", NULL), + INIT_CLKREG(&clk_sdh0, "sdhci-pxav3.0", "PXA-SDHCLK"), + INIT_CLKREG(&clk_sdh1, "sdhci-pxav3.1", "PXA-SDHCLK"), + INIT_CLKREG(&clk_sdh2, "sdhci-pxav3.2", "PXA-SDHCLK"), + INIT_CLKREG(&clk_sdh3, "sdhci-pxav3.3", "PXA-SDHCLK"), +}; + +void __init mmp2_clk_init(void) +{ + clkdev_add_table(ARRAY_AND_SIZE(mmp2_clkregs)); +} diff --git a/arch/arm/mach-mmp/clock-pxa168.c b/arch/arm/mach-mmp/clock-pxa168.c new file mode 100644 index 000000000000..5e6c18ccebd4 --- /dev/null +++ b/arch/arm/mach-mmp/clock-pxa168.c @@ -0,0 +1,91 @@ +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/list.h> +#include <linux/io.h> +#include <linux/clk.h> + +#include <mach/addr-map.h> + +#include "common.h" +#include "clock.h" + +/* + * APB clock register offsets for PXA168 + */ +#define APBC_UART1 APBC_REG(0x000) +#define APBC_UART2 APBC_REG(0x004) +#define APBC_GPIO APBC_REG(0x008) +#define APBC_PWM1 APBC_REG(0x00c) +#define APBC_PWM2 APBC_REG(0x010) +#define APBC_PWM3 APBC_REG(0x014) +#define APBC_PWM4 APBC_REG(0x018) +#define APBC_RTC APBC_REG(0x028) +#define APBC_TWSI0 APBC_REG(0x02c) +#define APBC_KPC APBC_REG(0x030) +#define APBC_TWSI1 APBC_REG(0x06c) +#define APBC_UART3 APBC_REG(0x070) +#define APBC_SSP1 APBC_REG(0x81c) +#define APBC_SSP2 APBC_REG(0x820) +#define APBC_SSP3 APBC_REG(0x84c) +#define APBC_SSP4 APBC_REG(0x858) +#define APBC_SSP5 APBC_REG(0x85c) + +#define APMU_NAND APMU_REG(0x060) +#define APMU_LCD APMU_REG(0x04c) +#define APMU_ETH APMU_REG(0x0fc) +#define APMU_USB APMU_REG(0x05c) + +/* APB peripheral clocks */ +static APBC_CLK(uart1, UART1, 1, 14745600); +static APBC_CLK(uart2, UART2, 1, 14745600); +static APBC_CLK(uart3, UART3, 1, 14745600); +static APBC_CLK(twsi0, TWSI0, 1, 33000000); +static APBC_CLK(twsi1, TWSI1, 1, 33000000); +static APBC_CLK(pwm1, PWM1, 1, 13000000); +static APBC_CLK(pwm2, PWM2, 1, 13000000); +static APBC_CLK(pwm3, PWM3, 1, 13000000); +static APBC_CLK(pwm4, PWM4, 1, 13000000); +static APBC_CLK(ssp1, SSP1, 4, 0); +static APBC_CLK(ssp2, SSP2, 4, 0); +static APBC_CLK(ssp3, SSP3, 4, 0); +static APBC_CLK(ssp4, SSP4, 4, 0); +static APBC_CLK(ssp5, SSP5, 4, 0); +static APBC_CLK(gpio, GPIO, 0, 13000000); +static APBC_CLK(keypad, KPC, 0, 32000); +static APBC_CLK(rtc, RTC, 8, 32768); + +static APMU_CLK(nand, NAND, 0x19b, 156000000); +static APMU_CLK(lcd, LCD, 0x7f, 312000000); +static APMU_CLK(eth, ETH, 0x09, 0); +static APMU_CLK(usb, USB, 0x12, 0); + +/* device and clock bindings */ +static struct clk_lookup pxa168_clkregs[] = { + INIT_CLKREG(&clk_uart1, "pxa2xx-uart.0", NULL), + INIT_CLKREG(&clk_uart2, "pxa2xx-uart.1", NULL), + INIT_CLKREG(&clk_uart3, "pxa2xx-uart.2", NULL), + INIT_CLKREG(&clk_twsi0, "pxa2xx-i2c.0", NULL), + INIT_CLKREG(&clk_twsi1, "pxa2xx-i2c.1", NULL), + INIT_CLKREG(&clk_pwm1, "pxa168-pwm.0", NULL), + INIT_CLKREG(&clk_pwm2, "pxa168-pwm.1", NULL), + INIT_CLKREG(&clk_pwm3, "pxa168-pwm.2", NULL), + INIT_CLKREG(&clk_pwm4, "pxa168-pwm.3", NULL), + INIT_CLKREG(&clk_ssp1, "pxa168-ssp.0", NULL), + INIT_CLKREG(&clk_ssp2, "pxa168-ssp.1", NULL), + INIT_CLKREG(&clk_ssp3, "pxa168-ssp.2", NULL), + INIT_CLKREG(&clk_ssp4, "pxa168-ssp.3", NULL), + INIT_CLKREG(&clk_ssp5, "pxa168-ssp.4", NULL), + INIT_CLKREG(&clk_nand, "pxa3xx-nand", NULL), + INIT_CLKREG(&clk_lcd, "pxa168-fb", NULL), + INIT_CLKREG(&clk_gpio, "pxa-gpio", NULL), + INIT_CLKREG(&clk_keypad, "pxa27x-keypad", NULL), + INIT_CLKREG(&clk_eth, "pxa168-eth", "MFUCLK"), + INIT_CLKREG(&clk_usb, NULL, "PXA168-USBCLK"), + INIT_CLKREG(&clk_rtc, "sa1100-rtc", NULL), +}; + +void __init pxa168_clk_init(void) +{ + clkdev_add_table(ARRAY_AND_SIZE(pxa168_clkregs)); +} diff --git a/arch/arm/mach-mmp/clock-pxa910.c b/arch/arm/mach-mmp/clock-pxa910.c new file mode 100644 index 000000000000..933ea71d0b56 --- /dev/null +++ b/arch/arm/mach-mmp/clock-pxa910.c @@ -0,0 +1,67 @@ +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/list.h> +#include <linux/io.h> +#include <linux/clk.h> + +#include <mach/addr-map.h> + +#include "common.h" +#include "clock.h" + +/* + * APB Clock register offsets for PXA910 + */ +#define APBC_UART0 APBC_REG(0x000) +#define APBC_UART1 APBC_REG(0x004) +#define APBC_GPIO APBC_REG(0x008) +#define APBC_PWM1 APBC_REG(0x00c) +#define APBC_PWM2 APBC_REG(0x010) +#define APBC_PWM3 APBC_REG(0x014) +#define APBC_PWM4 APBC_REG(0x018) +#define APBC_SSP1 APBC_REG(0x01c) +#define APBC_SSP2 APBC_REG(0x020) +#define APBC_RTC APBC_REG(0x028) +#define APBC_TWSI0 APBC_REG(0x02c) +#define APBC_KPC APBC_REG(0x030) +#define APBC_SSP3 APBC_REG(0x04c) +#define APBC_TWSI1 APBC_REG(0x06c) + +#define APMU_NAND APMU_REG(0x060) +#define APMU_USB APMU_REG(0x05c) + +static APBC_CLK(uart1, UART0, 1, 14745600); +static APBC_CLK(uart2, UART1, 1, 14745600); +static APBC_CLK(twsi0, TWSI0, 1, 33000000); +static APBC_CLK(twsi1, TWSI1, 1, 33000000); +static APBC_CLK(pwm1, PWM1, 1, 13000000); +static APBC_CLK(pwm2, PWM2, 1, 13000000); +static APBC_CLK(pwm3, PWM3, 1, 13000000); +static APBC_CLK(pwm4, PWM4, 1, 13000000); +static APBC_CLK(gpio, GPIO, 0, 13000000); +static APBC_CLK(rtc, RTC, 8, 32768); + +static APMU_CLK(nand, NAND, 0x19b, 156000000); +static APMU_CLK(u2o, USB, 0x1b, 480000000); + +/* device and clock bindings */ +static struct clk_lookup pxa910_clkregs[] = { + INIT_CLKREG(&clk_uart1, "pxa2xx-uart.0", NULL), + INIT_CLKREG(&clk_uart2, "pxa2xx-uart.1", NULL), + INIT_CLKREG(&clk_twsi0, "pxa2xx-i2c.0", NULL), + INIT_CLKREG(&clk_twsi1, "pxa2xx-i2c.1", NULL), + INIT_CLKREG(&clk_pwm1, "pxa910-pwm.0", NULL), + INIT_CLKREG(&clk_pwm2, "pxa910-pwm.1", NULL), + INIT_CLKREG(&clk_pwm3, "pxa910-pwm.2", NULL), + INIT_CLKREG(&clk_pwm4, "pxa910-pwm.3", NULL), + INIT_CLKREG(&clk_nand, "pxa3xx-nand", NULL), + INIT_CLKREG(&clk_gpio, "pxa-gpio", NULL), + INIT_CLKREG(&clk_u2o, NULL, "U2OCLK"), + INIT_CLKREG(&clk_rtc, "sa1100-rtc", NULL), +}; + +void __init pxa910_clk_init(void) +{ + clkdev_add_table(ARRAY_AND_SIZE(pxa910_clkregs)); +} diff --git a/arch/arm/mach-mmp/common.h b/arch/arm/mach-mmp/common.h index 1c9d6c1ea97a..bd453274fca2 100644 --- a/arch/arm/mach-mmp/common.h +++ b/arch/arm/mach-mmp/common.h @@ -7,3 +7,6 @@ extern void timer_init(int irq); extern void __init icu_init_irq(void); extern void __init mmp_map_io(void); extern void mmp_restart(char, const char *); +extern void __init pxa168_clk_init(void); +extern void __init pxa910_clk_init(void); +extern void __init mmp2_clk_init(void); diff --git a/arch/arm/mach-mmp/include/mach/regs-apbc.h b/arch/arm/mach-mmp/include/mach/regs-apbc.h index 68b0c93ec6a1..ddc812f40341 100644 --- a/arch/arm/mach-mmp/include/mach/regs-apbc.h +++ b/arch/arm/mach-mmp/include/mach/regs-apbc.h @@ -13,101 +13,6 @@ #include <mach/addr-map.h> -/* - * APB clock register offsets for PXA168 - */ -#define APBC_PXA168_UART1 APBC_REG(0x000) -#define APBC_PXA168_UART2 APBC_REG(0x004) -#define APBC_PXA168_GPIO APBC_REG(0x008) -#define APBC_PXA168_PWM1 APBC_REG(0x00c) -#define APBC_PXA168_PWM2 APBC_REG(0x010) -#define APBC_PXA168_PWM3 APBC_REG(0x014) -#define APBC_PXA168_PWM4 APBC_REG(0x018) -#define APBC_PXA168_RTC APBC_REG(0x028) -#define APBC_PXA168_TWSI0 APBC_REG(0x02c) -#define APBC_PXA168_KPC APBC_REG(0x030) -#define APBC_PXA168_TIMERS APBC_REG(0x034) -#define APBC_PXA168_AIB APBC_REG(0x03c) -#define APBC_PXA168_SW_JTAG APBC_REG(0x040) -#define APBC_PXA168_ONEWIRE APBC_REG(0x048) -#define APBC_PXA168_ASFAR APBC_REG(0x050) -#define APBC_PXA168_ASSAR APBC_REG(0x054) -#define APBC_PXA168_TWSI1 APBC_REG(0x06c) -#define APBC_PXA168_UART3 APBC_REG(0x070) -#define APBC_PXA168_AC97 APBC_REG(0x084) -#define APBC_PXA168_SSP1 APBC_REG(0x81c) -#define APBC_PXA168_SSP2 APBC_REG(0x820) -#define APBC_PXA168_SSP3 APBC_REG(0x84c) -#define APBC_PXA168_SSP4 APBC_REG(0x858) -#define APBC_PXA168_SSP5 APBC_REG(0x85c) - -/* - * APB Clock register offsets for PXA910 - */ -#define APBC_PXA910_UART0 APBC_REG(0x000) -#define APBC_PXA910_UART1 APBC_REG(0x004) -#define APBC_PXA910_GPIO APBC_REG(0x008) -#define APBC_PXA910_PWM1 APBC_REG(0x00c) -#define APBC_PXA910_PWM2 APBC_REG(0x010) -#define APBC_PXA910_PWM3 APBC_REG(0x014) -#define APBC_PXA910_PWM4 APBC_REG(0x018) -#define APBC_PXA910_SSP1 APBC_REG(0x01c) -#define APBC_PXA910_SSP2 APBC_REG(0x020) -#define APBC_PXA910_IPC APBC_REG(0x024) -#define APBC_PXA910_RTC APBC_REG(0x028) -#define APBC_PXA910_TWSI0 APBC_REG(0x02c) -#define APBC_PXA910_KPC APBC_REG(0x030) -#define APBC_PXA910_TIMERS APBC_REG(0x034) -#define APBC_PXA910_TBROT APBC_REG(0x038) -#define APBC_PXA910_AIB APBC_REG(0x03c) -#define APBC_PXA910_SW_JTAG APBC_REG(0x040) -#define APBC_PXA910_TIMERS1 APBC_REG(0x044) -#define APBC_PXA910_ONEWIRE APBC_REG(0x048) -#define APBC_PXA910_SSP3 APBC_REG(0x04c) -#define APBC_PXA910_ASFAR APBC_REG(0x050) -#define APBC_PXA910_ASSAR APBC_REG(0x054) - -/* - * APB Clock register offsets for MMP2 - */ -#define APBC_MMP2_RTC APBC_REG(0x000) -#define APBC_MMP2_TWSI1 APBC_REG(0x004) -#define APBC_MMP2_TWSI2 APBC_REG(0x008) -#define APBC_MMP2_TWSI3 APBC_REG(0x00c) -#define APBC_MMP2_TWSI4 APBC_REG(0x010) -#define APBC_MMP2_ONEWIRE APBC_REG(0x014) -#define APBC_MMP2_KPC APBC_REG(0x018) -#define APBC_MMP2_TB_ROTARY APBC_REG(0x01c) -#define APBC_MMP2_SW_JTAG APBC_REG(0x020) -#define APBC_MMP2_TIMERS APBC_REG(0x024) -#define APBC_MMP2_UART1 APBC_REG(0x02c) -#define APBC_MMP2_UART2 APBC_REG(0x030) -#define APBC_MMP2_UART3 APBC_REG(0x034) -#define APBC_MMP2_GPIO APBC_REG(0x038) -#define APBC_MMP2_PWM0 APBC_REG(0x03c) -#define APBC_MMP2_PWM1 APBC_REG(0x040) -#define APBC_MMP2_PWM2 APBC_REG(0x044) -#define APBC_MMP2_PWM3 APBC_REG(0x048) -#define APBC_MMP2_SSP0 APBC_REG(0x04c) -#define APBC_MMP2_SSP1 APBC_REG(0x050) -#define APBC_MMP2_SSP2 APBC_REG(0x054) -#define APBC_MMP2_SSP3 APBC_REG(0x058) -#define APBC_MMP2_SSP4 APBC_REG(0x05c) -#define APBC_MMP2_SSP5 APBC_REG(0x060) -#define APBC_MMP2_AIB APBC_REG(0x064) -#define APBC_MMP2_ASFAR APBC_REG(0x068) -#define APBC_MMP2_ASSAR APBC_REG(0x06c) -#define APBC_MMP2_USIM APBC_REG(0x070) -#define APBC_MMP2_MPMU APBC_REG(0x074) -#define APBC_MMP2_IPC APBC_REG(0x078) -#define APBC_MMP2_TWSI5 APBC_REG(0x07c) -#define APBC_MMP2_TWSI6 APBC_REG(0x080) -#define APBC_MMP2_TWSI_INTSTS APBC_REG(0x084) -#define APBC_MMP2_UART4 APBC_REG(0x088) -#define APBC_MMP2_RIPC APBC_REG(0x08c) -#define APBC_MMP2_THSENS1 APBC_REG(0x090) /* Thermal Sensor */ -#define APBC_MMP2_THSENS_INTSTS APBC_REG(0x0a4) - /* Common APB clock register bit definitions */ #define APBC_APBCLK (1 << 0) /* APB Bus Clock Enable */ #define APBC_FNCLK (1 << 1) /* Functional Clock Enable */ diff --git a/arch/arm/mach-mmp/include/mach/regs-apmu.h b/arch/arm/mach-mmp/include/mach/regs-apmu.h index 7af8deb63e83..93c8d0e29bb9 100644 --- a/arch/arm/mach-mmp/include/mach/regs-apmu.h +++ b/arch/arm/mach-mmp/include/mach/regs-apmu.h @@ -13,21 +13,6 @@ #include <mach/addr-map.h> -/* Clock Reset Control */ -#define APMU_IRE APMU_REG(0x048) -#define APMU_LCD APMU_REG(0x04c) -#define APMU_CCIC APMU_REG(0x050) -#define APMU_SDH0 APMU_REG(0x054) -#define APMU_SDH1 APMU_REG(0x058) -#define APMU_USB APMU_REG(0x05c) -#define APMU_NAND APMU_REG(0x060) -#define APMU_DMA APMU_REG(0x064) -#define APMU_GEU APMU_REG(0x068) -#define APMU_BUS APMU_REG(0x06c) -#define APMU_SDH2 APMU_REG(0x0e8) -#define APMU_SDH3 APMU_REG(0x0ec) -#define APMU_ETH APMU_REG(0x0fc) - #define APMU_FNCLK_EN (1 << 4) #define APMU_AXICLK_EN (1 << 3) #define APMU_FNRST_DIS (1 << 1) diff --git a/arch/arm/mach-mmp/irq.c b/arch/arm/mach-mmp/irq.c index e60c7d98922b..3c71246cd994 100644 --- a/arch/arm/mach-mmp/irq.c +++ b/arch/arm/mach-mmp/irq.c @@ -153,10 +153,8 @@ static void icu_mux_irq_demux(unsigned int irq, struct irq_desc *desc) status = readl_relaxed(data->reg_status) & ~mask; if (status == 0) break; - n = find_first_bit(&status, BITS_PER_LONG); - while (n < BITS_PER_LONG) { + for_each_set_bit(n, &status, BITS_PER_LONG) { generic_handle_irq(icu_data[i].virq_base + n); - n = find_next_bit(&status, BITS_PER_LONG, n + 1); } } } diff --git a/arch/arm/mach-mmp/mmp2.c b/arch/arm/mach-mmp/mmp2.c index c709a24a9d25..3a3768c7a191 100644 --- a/arch/arm/mach-mmp/mmp2.c +++ b/arch/arm/mach-mmp/mmp2.c @@ -20,7 +20,6 @@ #include <asm/mach/time.h> #include <mach/addr-map.h> #include <mach/regs-apbc.h> -#include <mach/regs-apmu.h> #include <mach/cputype.h> #include <mach/irqs.h> #include <mach/dma.h> @@ -29,7 +28,6 @@ #include <mach/mmp2.h> #include "common.h" -#include "clock.h" #define MFPR_VIRT_BASE (APB_VIRT_BASE + 0x1e000) @@ -98,95 +96,36 @@ void __init mmp2_init_irq(void) mmp2_init_icu(); } -static void sdhc_clk_enable(struct clk *clk) -{ - uint32_t clk_rst; - - clk_rst = __raw_readl(clk->clk_rst); - clk_rst |= clk->enable_val; - __raw_writel(clk_rst, clk->clk_rst); -} - -static void sdhc_clk_disable(struct clk *clk) -{ - uint32_t clk_rst; - - clk_rst = __raw_readl(clk->clk_rst); - clk_rst &= ~clk->enable_val; - __raw_writel(clk_rst, clk->clk_rst); -} - -struct clkops sdhc_clk_ops = { - .enable = sdhc_clk_enable, - .disable = sdhc_clk_disable, -}; - -/* APB peripheral clocks */ -static APBC_CLK(uart1, MMP2_UART1, 1, 26000000); -static APBC_CLK(uart2, MMP2_UART2, 1, 26000000); -static APBC_CLK(uart3, MMP2_UART3, 1, 26000000); -static APBC_CLK(uart4, MMP2_UART4, 1, 26000000); -static APBC_CLK(twsi1, MMP2_TWSI1, 0, 26000000); -static APBC_CLK(twsi2, MMP2_TWSI2, 0, 26000000); -static APBC_CLK(twsi3, MMP2_TWSI3, 0, 26000000); -static APBC_CLK(twsi4, MMP2_TWSI4, 0, 26000000); -static APBC_CLK(twsi5, MMP2_TWSI5, 0, 26000000); -static APBC_CLK(twsi6, MMP2_TWSI6, 0, 26000000); -static APBC_CLK(gpio, MMP2_GPIO, 0, 26000000); - -static APMU_CLK(nand, NAND, 0xbf, 100000000); -static APMU_CLK_OPS(sdh0, SDH0, 0x1b, 200000000, &sdhc_clk_ops); -static APMU_CLK_OPS(sdh1, SDH1, 0x1b, 200000000, &sdhc_clk_ops); -static APMU_CLK_OPS(sdh2, SDH2, 0x1b, 200000000, &sdhc_clk_ops); -static APMU_CLK_OPS(sdh3, SDH3, 0x1b, 200000000, &sdhc_clk_ops); - -static struct clk_lookup mmp2_clkregs[] = { - INIT_CLKREG(&clk_uart1, "pxa2xx-uart.0", NULL), - INIT_CLKREG(&clk_uart2, "pxa2xx-uart.1", NULL), - INIT_CLKREG(&clk_uart3, "pxa2xx-uart.2", NULL), - INIT_CLKREG(&clk_uart4, "pxa2xx-uart.3", NULL), - INIT_CLKREG(&clk_twsi1, "pxa2xx-i2c.0", NULL), - INIT_CLKREG(&clk_twsi2, "pxa2xx-i2c.1", NULL), - INIT_CLKREG(&clk_twsi3, "pxa2xx-i2c.2", NULL), - INIT_CLKREG(&clk_twsi4, "pxa2xx-i2c.3", NULL), - INIT_CLKREG(&clk_twsi5, "pxa2xx-i2c.4", NULL), - INIT_CLKREG(&clk_twsi6, "pxa2xx-i2c.5", NULL), - INIT_CLKREG(&clk_nand, "pxa3xx-nand", NULL), - INIT_CLKREG(&clk_gpio, "pxa-gpio", NULL), - INIT_CLKREG(&clk_sdh0, "sdhci-pxav3.0", "PXA-SDHCLK"), - INIT_CLKREG(&clk_sdh1, "sdhci-pxav3.1", "PXA-SDHCLK"), - INIT_CLKREG(&clk_sdh2, "sdhci-pxav3.2", "PXA-SDHCLK"), - INIT_CLKREG(&clk_sdh3, "sdhci-pxav3.3", "PXA-SDHCLK"), -}; - static int __init mmp2_init(void) { if (cpu_is_mmp2()) { #ifdef CONFIG_CACHE_TAUROS2 - tauros2_init(); + tauros2_init(0); #endif mfp_init_base(MFPR_VIRT_BASE); mfp_init_addr(mmp2_addr_map); pxa_init_dma(IRQ_MMP2_DMA_RIQ, 16); - clkdev_add_table(ARRAY_AND_SIZE(mmp2_clkregs)); + mmp2_clk_init(); } return 0; } postcore_initcall(mmp2_init); +#define APBC_TIMERS APBC_REG(0x024) + static void __init mmp2_timer_init(void) { unsigned long clk_rst; - __raw_writel(APBC_APBCLK | APBC_RST, APBC_MMP2_TIMERS); + __raw_writel(APBC_APBCLK | APBC_RST, APBC_TIMERS); /* * enable bus/functional clock, enable 6.5MHz (divider 4), * release reset */ clk_rst = APBC_APBCLK | APBC_FNCLK | APBC_FNCLKSEL(1); - __raw_writel(clk_rst, APBC_MMP2_TIMERS); + __raw_writel(clk_rst, APBC_TIMERS); timer_init(IRQ_MMP2_TIMER1); } diff --git a/arch/arm/mach-mmp/pxa168.c b/arch/arm/mach-mmp/pxa168.c index 62d787c34475..b7f074f15498 100644 --- a/arch/arm/mach-mmp/pxa168.c +++ b/arch/arm/mach-mmp/pxa168.c @@ -18,8 +18,8 @@ #include <asm/mach/time.h> #include <asm/system_misc.h> -#include <mach/addr-map.h> #include <mach/cputype.h> +#include <mach/addr-map.h> #include <mach/regs-apbc.h> #include <mach/regs-apmu.h> #include <mach/irqs.h> @@ -50,62 +50,13 @@ void __init pxa168_init_irq(void) icu_init_irq(); } -/* APB peripheral clocks */ -static APBC_CLK(uart1, PXA168_UART1, 1, 14745600); -static APBC_CLK(uart2, PXA168_UART2, 1, 14745600); -static APBC_CLK(uart3, PXA168_UART3, 1, 14745600); -static APBC_CLK(twsi0, PXA168_TWSI0, 1, 33000000); -static APBC_CLK(twsi1, PXA168_TWSI1, 1, 33000000); -static APBC_CLK(pwm1, PXA168_PWM1, 1, 13000000); -static APBC_CLK(pwm2, PXA168_PWM2, 1, 13000000); -static APBC_CLK(pwm3, PXA168_PWM3, 1, 13000000); -static APBC_CLK(pwm4, PXA168_PWM4, 1, 13000000); -static APBC_CLK(ssp1, PXA168_SSP1, 4, 0); -static APBC_CLK(ssp2, PXA168_SSP2, 4, 0); -static APBC_CLK(ssp3, PXA168_SSP3, 4, 0); -static APBC_CLK(ssp4, PXA168_SSP4, 4, 0); -static APBC_CLK(ssp5, PXA168_SSP5, 4, 0); -static APBC_CLK(gpio, PXA168_GPIO, 0, 13000000); -static APBC_CLK(keypad, PXA168_KPC, 0, 32000); -static APBC_CLK(rtc, PXA168_RTC, 8, 32768); - -static APMU_CLK(nand, NAND, 0x19b, 156000000); -static APMU_CLK(lcd, LCD, 0x7f, 312000000); -static APMU_CLK(eth, ETH, 0x09, 0); -static APMU_CLK(usb, USB, 0x12, 0); - -/* device and clock bindings */ -static struct clk_lookup pxa168_clkregs[] = { - INIT_CLKREG(&clk_uart1, "pxa2xx-uart.0", NULL), - INIT_CLKREG(&clk_uart2, "pxa2xx-uart.1", NULL), - INIT_CLKREG(&clk_uart3, "pxa2xx-uart.2", NULL), - INIT_CLKREG(&clk_twsi0, "pxa2xx-i2c.0", NULL), - INIT_CLKREG(&clk_twsi1, "pxa2xx-i2c.1", NULL), - INIT_CLKREG(&clk_pwm1, "pxa168-pwm.0", NULL), - INIT_CLKREG(&clk_pwm2, "pxa168-pwm.1", NULL), - INIT_CLKREG(&clk_pwm3, "pxa168-pwm.2", NULL), - INIT_CLKREG(&clk_pwm4, "pxa168-pwm.3", NULL), - INIT_CLKREG(&clk_ssp1, "pxa168-ssp.0", NULL), - INIT_CLKREG(&clk_ssp2, "pxa168-ssp.1", NULL), - INIT_CLKREG(&clk_ssp3, "pxa168-ssp.2", NULL), - INIT_CLKREG(&clk_ssp4, "pxa168-ssp.3", NULL), - INIT_CLKREG(&clk_ssp5, "pxa168-ssp.4", NULL), - INIT_CLKREG(&clk_nand, "pxa3xx-nand", NULL), - INIT_CLKREG(&clk_lcd, "pxa168-fb", NULL), - INIT_CLKREG(&clk_gpio, "pxa-gpio", NULL), - INIT_CLKREG(&clk_keypad, "pxa27x-keypad", NULL), - INIT_CLKREG(&clk_eth, "pxa168-eth", "MFUCLK"), - INIT_CLKREG(&clk_usb, NULL, "PXA168-USBCLK"), - INIT_CLKREG(&clk_rtc, "sa1100-rtc", NULL), -}; - static int __init pxa168_init(void) { if (cpu_is_pxa168()) { mfp_init_base(MFPR_VIRT_BASE); mfp_init_addr(pxa168_mfp_addr_map); pxa_init_dma(IRQ_PXA168_DMA_INT0, 32); - clkdev_add_table(ARRAY_AND_SIZE(pxa168_clkregs)); + pxa168_clk_init(); } return 0; @@ -114,6 +65,7 @@ postcore_initcall(pxa168_init); /* system timer - clock enabled, 3.25MHz */ #define TIMER_CLK_RST (APBC_APBCLK | APBC_FNCLK | APBC_FNCLKSEL(3)) +#define APBC_TIMERS APBC_REG(0x34) static void __init pxa168_timer_init(void) { @@ -121,10 +73,10 @@ static void __init pxa168_timer_init(void) * ourselves instead of using clk_* API. Clock rate is defined * by APBC_TIMERS_CLK_RST (3.25MHz) and enabled free-running */ - __raw_writel(APBC_APBCLK | APBC_RST, APBC_PXA168_TIMERS); + __raw_writel(APBC_APBCLK | APBC_RST, APBC_TIMERS); /* 3.25MHz, bus/functional clock enabled, release reset */ - __raw_writel(TIMER_CLK_RST, APBC_PXA168_TIMERS); + __raw_writel(TIMER_CLK_RST, APBC_TIMERS); timer_init(IRQ_PXA168_TIMER1); } diff --git a/arch/arm/mach-mmp/pxa910.c b/arch/arm/mach-mmp/pxa910.c index 6da52e9f2bdc..8b1e16fbb7a5 100644 --- a/arch/arm/mach-mmp/pxa910.c +++ b/arch/arm/mach-mmp/pxa910.c @@ -14,10 +14,10 @@ #include <linux/io.h> #include <linux/platform_device.h> +#include <asm/hardware/cache-tauros2.h> #include <asm/mach/time.h> #include <mach/addr-map.h> #include <mach/regs-apbc.h> -#include <mach/regs-apmu.h> #include <mach/cputype.h> #include <mach/irqs.h> #include <mach/dma.h> @@ -25,7 +25,6 @@ #include <mach/devices.h> #include "common.h" -#include "clock.h" #define MFPR_VIRT_BASE (APB_VIRT_BASE + 0x1e000) @@ -82,44 +81,16 @@ void __init pxa910_init_irq(void) icu_init_irq(); } -/* APB peripheral clocks */ -static APBC_CLK(uart1, PXA910_UART0, 1, 14745600); -static APBC_CLK(uart2, PXA910_UART1, 1, 14745600); -static APBC_CLK(twsi0, PXA168_TWSI0, 1, 33000000); -static APBC_CLK(twsi1, PXA168_TWSI1, 1, 33000000); -static APBC_CLK(pwm1, PXA910_PWM1, 1, 13000000); -static APBC_CLK(pwm2, PXA910_PWM2, 1, 13000000); -static APBC_CLK(pwm3, PXA910_PWM3, 1, 13000000); -static APBC_CLK(pwm4, PXA910_PWM4, 1, 13000000); -static APBC_CLK(gpio, PXA910_GPIO, 0, 13000000); -static APBC_CLK(rtc, PXA910_RTC, 8, 32768); - -static APMU_CLK(nand, NAND, 0x19b, 156000000); -static APMU_CLK(u2o, USB, 0x1b, 480000000); - -/* device and clock bindings */ -static struct clk_lookup pxa910_clkregs[] = { - INIT_CLKREG(&clk_uart1, "pxa2xx-uart.0", NULL), - INIT_CLKREG(&clk_uart2, "pxa2xx-uart.1", NULL), - INIT_CLKREG(&clk_twsi0, "pxa2xx-i2c.0", NULL), - INIT_CLKREG(&clk_twsi1, "pxa2xx-i2c.1", NULL), - INIT_CLKREG(&clk_pwm1, "pxa910-pwm.0", NULL), - INIT_CLKREG(&clk_pwm2, "pxa910-pwm.1", NULL), - INIT_CLKREG(&clk_pwm3, "pxa910-pwm.2", NULL), - INIT_CLKREG(&clk_pwm4, "pxa910-pwm.3", NULL), - INIT_CLKREG(&clk_nand, "pxa3xx-nand", NULL), - INIT_CLKREG(&clk_gpio, "pxa-gpio", NULL), - INIT_CLKREG(&clk_u2o, NULL, "U2OCLK"), - INIT_CLKREG(&clk_rtc, "sa1100-rtc", NULL), -}; - static int __init pxa910_init(void) { if (cpu_is_pxa910()) { +#ifdef CONFIG_CACHE_TAUROS2 + tauros2_init(0); +#endif mfp_init_base(MFPR_VIRT_BASE); mfp_init_addr(pxa910_mfp_addr_map); pxa_init_dma(IRQ_PXA910_DMA_INT0, 32); - clkdev_add_table(ARRAY_AND_SIZE(pxa910_clkregs)); + pxa910_clk_init(); } return 0; @@ -128,12 +99,13 @@ postcore_initcall(pxa910_init); /* system timer - clock enabled, 3.25MHz */ #define TIMER_CLK_RST (APBC_APBCLK | APBC_FNCLK | APBC_FNCLKSEL(3)) +#define APBC_TIMERS APBC_REG(0x34) static void __init pxa910_timer_init(void) { /* reset and configure */ - __raw_writel(APBC_APBCLK | APBC_RST, APBC_PXA910_TIMERS); - __raw_writel(TIMER_CLK_RST, APBC_PXA910_TIMERS); + __raw_writel(APBC_APBCLK | APBC_RST, APBC_TIMERS); + __raw_writel(TIMER_CLK_RST, APBC_TIMERS); timer_init(IRQ_PXA910_AP1_TIMER1); } |
