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author | Arnd Bergmann <arnd@arndb.de> | 2011-08-12 15:49:38 +0000 |
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committer | Arnd Bergmann <arnd@arndb.de> | 2011-08-12 15:49:38 +0000 |
commit | 419bb4e0641cf7d84b1684b15afdd176f25c7ebe (patch) | |
tree | 41167d5ded971302600638029545e4baee796bed /arch/arm | |
parent | 143ed290f02496fb918789cf14949e4e8033d34d (diff) | |
parent | af9dafb1dcf320a46783e09764c758bc4e32ed94 (diff) | |
download | linux-stable-419bb4e0641cf7d84b1684b15afdd176f25c7ebe.tar.gz linux-stable-419bb4e0641cf7d84b1684b15afdd176f25c7ebe.tar.bz2 linux-stable-419bb4e0641cf7d84b1684b15afdd176f25c7ebe.zip |
Merge branch 'fix' of git://git.kernel.org/pub/scm/linux/kernel/git/ycmiao/pxa-linux-2.6 into fixes
Diffstat (limited to 'arch/arm')
-rw-r--r-- | arch/arm/kernel/iwmmxt.S | 6 | ||||
-rw-r--r-- | arch/arm/mach-mmp/gplugd.c | 22 | ||||
-rw-r--r-- | arch/arm/mach-mmp/include/mach/mfp-gplugd.h | 52 | ||||
-rw-r--r-- | arch/arm/mach-mmp/include/mach/mfp-pxa168.h | 37 | ||||
-rw-r--r-- | arch/arm/mach-mmp/time.c | 62 |
5 files changed, 94 insertions, 85 deletions
diff --git a/arch/arm/kernel/iwmmxt.S b/arch/arm/kernel/iwmmxt.S index 7fa3bb0d2397..a08783823b32 100644 --- a/arch/arm/kernel/iwmmxt.S +++ b/arch/arm/kernel/iwmmxt.S @@ -195,10 +195,10 @@ ENTRY(iwmmxt_task_disable) @ enable access to CP0 and CP1 XSC(mrc p15, 0, r4, c15, c1, 0) - XSC(orr r4, r4, #0xf) + XSC(orr r4, r4, #0x3) XSC(mcr p15, 0, r4, c15, c1, 0) PJ4(mrc p15, 0, r4, c1, c0, 2) - PJ4(orr r4, r4, #0x3) + PJ4(orr r4, r4, #0xf) PJ4(mcr p15, 0, r4, c1, c0, 2) mov r0, #0 @ nothing to load @@ -313,7 +313,7 @@ ENTRY(iwmmxt_task_switch) teq r2, r3 @ next task owns it? movne pc, lr @ no: leave Concan disabled -1: @ flip Conan access +1: @ flip Concan access XSC(eor r1, r1, #0x3) XSC(mcr p15, 0, r1, c15, c1, 0) PJ4(eor r1, r1, #0xf) diff --git a/arch/arm/mach-mmp/gplugd.c b/arch/arm/mach-mmp/gplugd.c index c070c24255f4..98e25d9aaab6 100644 --- a/arch/arm/mach-mmp/gplugd.c +++ b/arch/arm/mach-mmp/gplugd.c @@ -16,16 +16,18 @@ #include <mach/gpio.h> #include <mach/pxa168.h> #include <mach/mfp-pxa168.h> -#include <mach/mfp-gplugd.h> #include "common.h" static unsigned long gplugd_pin_config[] __initdata = { /* UART3 */ - GPIO8_UART3_SOUT, - GPIO9_UART3_SIN, - GPI1O_UART3_CTS, - GPI11_UART3_RTS, + GPIO8_UART3_TXD, + GPIO9_UART3_RXD, + GPIO1O_UART3_CTS, + GPIO11_UART3_RTS, + + /* USB OTG PEN */ + GPIO18_GPIO, /* MMC2 */ GPIO28_MMC2_CMD, @@ -109,6 +111,12 @@ static unsigned long gplugd_pin_config[] __initdata = { GPIO105_CI2C_SDA, GPIO106_CI2C_SCL, + /* SPI NOR Flash on SSP2 */ + GPIO107_SSP2_RXD, + GPIO108_SSP2_TXD, + GPIO110_GPIO, /* SPI_CSn */ + GPIO111_SSP2_CLK, + /* Select JTAG */ GPIO109_GPIO, @@ -154,7 +162,7 @@ static void __init select_disp_freq(void) "frequency\n"); } else { gpio_direction_output(35, 1); - gpio_free(104); + gpio_free(35); } if (unlikely(gpio_request(85, "DISP_FREQ_SEL_2"))) { @@ -162,7 +170,7 @@ static void __init select_disp_freq(void) "frequency\n"); } else { gpio_direction_output(85, 0); - gpio_free(104); + gpio_free(85); } } diff --git a/arch/arm/mach-mmp/include/mach/mfp-gplugd.h b/arch/arm/mach-mmp/include/mach/mfp-gplugd.h deleted file mode 100644 index b8cf38d85600..000000000000 --- a/arch/arm/mach-mmp/include/mach/mfp-gplugd.h +++ /dev/null @@ -1,52 +0,0 @@ -/* - * linux/arch/arm/mach-mmp/include/mach/mfp-gplugd.h - * - * MFP definitions used in gplugD - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#ifndef __MACH_MFP_GPLUGD_H -#define __MACH_MFP_GPLUGD_H - -#include <plat/mfp.h> -#include <mach/mfp.h> - -/* UART3 */ -#define GPIO8_UART3_SOUT MFP_CFG(GPIO8, AF2) -#define GPIO9_UART3_SIN MFP_CFG(GPIO9, AF2) -#define GPI1O_UART3_CTS MFP_CFG(GPIO10, AF2) -#define GPI11_UART3_RTS MFP_CFG(GPIO11, AF2) - -/* MMC2 */ -#define GPIO28_MMC2_CMD MFP_CFG_DRV(GPIO28, AF6, FAST) -#define GPIO29_MMC2_CLK MFP_CFG_DRV(GPIO29, AF6, FAST) -#define GPIO30_MMC2_DAT0 MFP_CFG_DRV(GPIO30, AF6, FAST) -#define GPIO31_MMC2_DAT1 MFP_CFG_DRV(GPIO31, AF6, FAST) -#define GPIO32_MMC2_DAT2 MFP_CFG_DRV(GPIO32, AF6, FAST) -#define GPIO33_MMC2_DAT3 MFP_CFG_DRV(GPIO33, AF6, FAST) - -/* I2S */ -#undef GPIO114_I2S_FRM -#undef GPIO115_I2S_BCLK - -#define GPIO114_I2S_FRM MFP_CFG_DRV(GPIO114, AF1, FAST) -#define GPIO115_I2S_BCLK MFP_CFG_DRV(GPIO115, AF1, FAST) -#define GPIO116_I2S_TXD MFP_CFG_DRV(GPIO116, AF1, FAST) - -/* MMC4 */ -#define GPIO125_MMC4_DAT3 MFP_CFG_DRV(GPIO125, AF7, FAST) -#define GPIO126_MMC4_DAT2 MFP_CFG_DRV(GPIO126, AF7, FAST) -#define GPIO127_MMC4_DAT1 MFP_CFG_DRV(GPIO127, AF7, FAST) -#define GPIO0_2_MMC4_DAT0 MFP_CFG_DRV(GPIO0_2, AF7, FAST) -#define GPIO1_2_MMC4_CMD MFP_CFG_DRV(GPIO1_2, AF7, FAST) -#define GPIO2_2_MMC4_CLK MFP_CFG_DRV(GPIO2_2, AF7, FAST) - -/* OTG GPIO */ -#define GPIO_USB_OTG_PEN 18 -#define GPIO_USB_OIDIR 20 - -/* Other GPIOs are 35, 84, 85 */ -#endif /* __MACH_MFP_GPLUGD_H */ diff --git a/arch/arm/mach-mmp/include/mach/mfp-pxa168.h b/arch/arm/mach-mmp/include/mach/mfp-pxa168.h index 8c782328b21c..92aaa3c19d61 100644 --- a/arch/arm/mach-mmp/include/mach/mfp-pxa168.h +++ b/arch/arm/mach-mmp/include/mach/mfp-pxa168.h @@ -203,6 +203,10 @@ #define GPIO33_CF_nCD2 MFP_CFG(GPIO33, AF3) /* UART */ +#define GPIO8_UART3_TXD MFP_CFG(GPIO8, AF2) +#define GPIO9_UART3_RXD MFP_CFG(GPIO9, AF2) +#define GPIO1O_UART3_CTS MFP_CFG(GPIO10, AF2) +#define GPIO11_UART3_RTS MFP_CFG(GPIO11, AF2) #define GPIO88_UART2_TXD MFP_CFG(GPIO88, AF2) #define GPIO89_UART2_RXD MFP_CFG(GPIO89, AF2) #define GPIO107_UART1_TXD MFP_CFG_DRV(GPIO107, AF1, FAST) @@ -232,6 +236,22 @@ #define GPIO53_MMC1_CD MFP_CFG(GPIO53, AF1) #define GPIO46_MMC1_WP MFP_CFG(GPIO46, AF1) +/* MMC2 */ +#define GPIO28_MMC2_CMD MFP_CFG_DRV(GPIO28, AF6, FAST) +#define GPIO29_MMC2_CLK MFP_CFG_DRV(GPIO29, AF6, FAST) +#define GPIO30_MMC2_DAT0 MFP_CFG_DRV(GPIO30, AF6, FAST) +#define GPIO31_MMC2_DAT1 MFP_CFG_DRV(GPIO31, AF6, FAST) +#define GPIO32_MMC2_DAT2 MFP_CFG_DRV(GPIO32, AF6, FAST) +#define GPIO33_MMC2_DAT3 MFP_CFG_DRV(GPIO33, AF6, FAST) + +/* MMC4 */ +#define GPIO125_MMC4_DAT3 MFP_CFG_DRV(GPIO125, AF7, FAST) +#define GPIO126_MMC4_DAT2 MFP_CFG_DRV(GPIO126, AF7, FAST) +#define GPIO127_MMC4_DAT1 MFP_CFG_DRV(GPIO127, AF7, FAST) +#define GPIO0_2_MMC4_DAT0 MFP_CFG_DRV(GPIO0_2, AF7, FAST) +#define GPIO1_2_MMC4_CMD MFP_CFG_DRV(GPIO1_2, AF7, FAST) +#define GPIO2_2_MMC4_CLK MFP_CFG_DRV(GPIO2_2, AF7, FAST) + /* LCD */ #define GPIO84_LCD_CS MFP_CFG(GPIO84, AF1) #define GPIO60_LCD_DD0 MFP_CFG(GPIO60, AF1) @@ -269,11 +289,12 @@ #define GPIO106_CI2C_SCL MFP_CFG(GPIO106, AF1) /* I2S */ -#define GPIO113_I2S_MCLK MFP_CFG(GPIO113,AF6) -#define GPIO114_I2S_FRM MFP_CFG(GPIO114,AF1) -#define GPIO115_I2S_BCLK MFP_CFG(GPIO115,AF1) -#define GPIO116_I2S_RXD MFP_CFG(GPIO116,AF2) -#define GPIO117_I2S_TXD MFP_CFG(GPIO117,AF2) +#define GPIO113_I2S_MCLK MFP_CFG(GPIO113, AF6) +#define GPIO114_I2S_FRM MFP_CFG(GPIO114, AF1) +#define GPIO115_I2S_BCLK MFP_CFG(GPIO115, AF1) +#define GPIO116_I2S_RXD MFP_CFG(GPIO116, AF2) +#define GPIO116_I2S_TXD MFP_CFG(GPIO116, AF1) +#define GPIO117_I2S_TXD MFP_CFG(GPIO117, AF2) /* PWM */ #define GPIO96_PWM3_OUT MFP_CFG(GPIO96, AF1) @@ -324,4 +345,10 @@ #define GPIO101_MII_MDIO MFP_CFG(GPIO101, AF5) #define GPIO103_RX_DV MFP_CFG(GPIO103, AF5) +/* SSP2 */ +#define GPIO107_SSP2_RXD MFP_CFG(GPIO107, AF4) +#define GPIO108_SSP2_TXD MFP_CFG(GPIO108, AF4) +#define GPIO111_SSP2_CLK MFP_CFG(GPIO111, AF4) +#define GPIO112_SSP2_FRM MFP_CFG(GPIO112, AF4) + #endif /* __ASM_MACH_MFP_PXA168_H */ diff --git a/arch/arm/mach-mmp/time.c b/arch/arm/mach-mmp/time.c index 99833b9485cf..4e91ee6e27c8 100644 --- a/arch/arm/mach-mmp/time.c +++ b/arch/arm/mach-mmp/time.c @@ -51,12 +51,12 @@ static inline uint32_t timer_read(void) { int delay = 100; - __raw_writel(1, TIMERS_VIRT_BASE + TMR_CVWR(0)); + __raw_writel(1, TIMERS_VIRT_BASE + TMR_CVWR(1)); while (delay--) cpu_relax(); - return __raw_readl(TIMERS_VIRT_BASE + TMR_CVWR(0)); + return __raw_readl(TIMERS_VIRT_BASE + TMR_CVWR(1)); } unsigned long long notrace sched_clock(void) @@ -75,28 +75,51 @@ static irqreturn_t timer_interrupt(int irq, void *dev_id) { struct clock_event_device *c = dev_id; - /* disable and clear pending interrupt status */ - __raw_writel(0x0, TIMERS_VIRT_BASE + TMR_IER(0)); - __raw_writel(0x1, TIMERS_VIRT_BASE + TMR_ICR(0)); + /* + * Clear pending interrupt status. + */ + __raw_writel(0x01, TIMERS_VIRT_BASE + TMR_ICR(0)); + + /* + * Disable timer 0. + */ + __raw_writel(0x02, TIMERS_VIRT_BASE + TMR_CER); + c->event_handler(c); + return IRQ_HANDLED; } static int timer_set_next_event(unsigned long delta, struct clock_event_device *dev) { - unsigned long flags, next; + unsigned long flags; local_irq_save(flags); - /* clear pending interrupt status and enable */ + /* + * Disable timer 0. + */ + __raw_writel(0x02, TIMERS_VIRT_BASE + TMR_CER); + + /* + * Clear and enable timer match 0 interrupt. + */ __raw_writel(0x01, TIMERS_VIRT_BASE + TMR_ICR(0)); __raw_writel(0x01, TIMERS_VIRT_BASE + TMR_IER(0)); - next = timer_read() + delta; - __raw_writel(next, TIMERS_VIRT_BASE + TMR_TN_MM(0, 0)); + /* + * Setup new clockevent timer value. + */ + __raw_writel(delta - 1, TIMERS_VIRT_BASE + TMR_TN_MM(0, 0)); + + /* + * Enable timer 0. + */ + __raw_writel(0x03, TIMERS_VIRT_BASE + TMR_CER); local_irq_restore(flags); + return 0; } @@ -145,23 +168,26 @@ static struct clocksource cksrc = { static void __init timer_config(void) { uint32_t ccr = __raw_readl(TIMERS_VIRT_BASE + TMR_CCR); - uint32_t cer = __raw_readl(TIMERS_VIRT_BASE + TMR_CER); - uint32_t cmr = __raw_readl(TIMERS_VIRT_BASE + TMR_CMR); - __raw_writel(cer & ~0x1, TIMERS_VIRT_BASE + TMR_CER); /* disable */ + __raw_writel(0x0, TIMERS_VIRT_BASE + TMR_CER); /* disable */ - ccr &= (cpu_is_mmp2()) ? TMR_CCR_CS_0(0) : TMR_CCR_CS_0(3); + ccr &= (cpu_is_mmp2()) ? (TMR_CCR_CS_0(0) | TMR_CCR_CS_1(0)) : + (TMR_CCR_CS_0(3) | TMR_CCR_CS_1(3)); __raw_writel(ccr, TIMERS_VIRT_BASE + TMR_CCR); - /* free-running mode */ - __raw_writel(cmr | 0x01, TIMERS_VIRT_BASE + TMR_CMR); + /* set timer 0 to periodic mode, and timer 1 to free-running mode */ + __raw_writel(0x2, TIMERS_VIRT_BASE + TMR_CMR); - __raw_writel(0x0, TIMERS_VIRT_BASE + TMR_PLCR(0)); /* free-running */ + __raw_writel(0x1, TIMERS_VIRT_BASE + TMR_PLCR(0)); /* periodic */ __raw_writel(0x7, TIMERS_VIRT_BASE + TMR_ICR(0)); /* clear status */ __raw_writel(0x0, TIMERS_VIRT_BASE + TMR_IER(0)); - /* enable timer counter */ - __raw_writel(cer | 0x01, TIMERS_VIRT_BASE + TMR_CER); + __raw_writel(0x0, TIMERS_VIRT_BASE + TMR_PLCR(1)); /* free-running */ + __raw_writel(0x7, TIMERS_VIRT_BASE + TMR_ICR(1)); /* clear status */ + __raw_writel(0x0, TIMERS_VIRT_BASE + TMR_IER(1)); + + /* enable timer 1 counter */ + __raw_writel(0x2, TIMERS_VIRT_BASE + TMR_CER); } static struct irqaction timer_irq = { |