diff options
author | Olof Johansson <olof@lixom.net> | 2012-03-08 09:33:44 -0800 |
---|---|---|
committer | Olof Johansson <olof@lixom.net> | 2012-03-08 09:33:44 -0800 |
commit | 990b07d952bff7116ba79e3c4ceeae5dd8d5ec3d (patch) | |
tree | b0f6c896749f5beca20d74e72e4761aaa9e8ad2b /arch/arm/mach-lpc32xx | |
parent | 3a70b7e05f62d4e1bfd5744368ea1fd855b6e03c (diff) | |
parent | 8a16a701ad787b6db2949766341c5ad1b551de9f (diff) |
Merge branch 'regulator' of git://github.com/hzhuang1/linux into next/drivers
* 'regulator' of git://github.com/hzhuang1/linux: (2 commits)
regulator: Remove bq24022 regulator driver
pxa: magician/hx4700: Convert to gpio-regulator from bq24022
(plus update to v3.3-rc6)
Diffstat (limited to 'arch/arm/mach-lpc32xx')
-rw-r--r-- | arch/arm/mach-lpc32xx/include/mach/irqs.h | 2 | ||||
-rw-r--r-- | arch/arm/mach-lpc32xx/irq.c | 25 | ||||
-rw-r--r-- | arch/arm/mach-lpc32xx/serial.c | 20 |
3 files changed, 40 insertions, 7 deletions
diff --git a/arch/arm/mach-lpc32xx/include/mach/irqs.h b/arch/arm/mach-lpc32xx/include/mach/irqs.h index 2667f52e3b04..9e3b90df32e1 100644 --- a/arch/arm/mach-lpc32xx/include/mach/irqs.h +++ b/arch/arm/mach-lpc32xx/include/mach/irqs.h @@ -61,7 +61,7 @@ */ #define IRQ_LPC32XX_JTAG_COMM_TX LPC32XX_SIC1_IRQ(1) #define IRQ_LPC32XX_JTAG_COMM_RX LPC32XX_SIC1_IRQ(2) -#define IRQ_LPC32XX_GPI_11 LPC32XX_SIC1_IRQ(4) +#define IRQ_LPC32XX_GPI_28 LPC32XX_SIC1_IRQ(4) #define IRQ_LPC32XX_TS_P LPC32XX_SIC1_IRQ(6) #define IRQ_LPC32XX_TS_IRQ LPC32XX_SIC1_IRQ(7) #define IRQ_LPC32XX_TS_AUX LPC32XX_SIC1_IRQ(8) diff --git a/arch/arm/mach-lpc32xx/irq.c b/arch/arm/mach-lpc32xx/irq.c index 4eae566dfdc7..c74de01ab5b6 100644 --- a/arch/arm/mach-lpc32xx/irq.c +++ b/arch/arm/mach-lpc32xx/irq.c @@ -118,6 +118,10 @@ static const struct lpc32xx_event_info lpc32xx_events[NR_IRQS] = { .event_group = &lpc32xx_event_pin_regs, .mask = LPC32XX_CLKPWR_EXTSRC_GPI_06_BIT, }, + [IRQ_LPC32XX_GPI_28] = { + .event_group = &lpc32xx_event_pin_regs, + .mask = LPC32XX_CLKPWR_EXTSRC_GPI_28_BIT, + }, [IRQ_LPC32XX_GPIO_00] = { .event_group = &lpc32xx_event_int_regs, .mask = LPC32XX_CLKPWR_INTSRC_GPIO_00_BIT, @@ -305,9 +309,18 @@ static int lpc32xx_irq_wake(struct irq_data *d, unsigned int state) if (state) eventreg |= lpc32xx_events[d->irq].mask; - else + else { eventreg &= ~lpc32xx_events[d->irq].mask; + /* + * When disabling the wakeup, clear the latched + * event + */ + __raw_writel(lpc32xx_events[d->irq].mask, + lpc32xx_events[d->irq]. + event_group->rawstat_reg); + } + __raw_writel(eventreg, lpc32xx_events[d->irq].event_group->enab_reg); @@ -380,13 +393,15 @@ void __init lpc32xx_init_irq(void) /* Setup SIC1 */ __raw_writel(0, LPC32XX_INTC_MASK(LPC32XX_SIC1_BASE)); - __raw_writel(MIC_APR_DEFAULT, LPC32XX_INTC_POLAR(LPC32XX_SIC1_BASE)); - __raw_writel(MIC_ATR_DEFAULT, LPC32XX_INTC_ACT_TYPE(LPC32XX_SIC1_BASE)); + __raw_writel(SIC1_APR_DEFAULT, LPC32XX_INTC_POLAR(LPC32XX_SIC1_BASE)); + __raw_writel(SIC1_ATR_DEFAULT, + LPC32XX_INTC_ACT_TYPE(LPC32XX_SIC1_BASE)); /* Setup SIC2 */ __raw_writel(0, LPC32XX_INTC_MASK(LPC32XX_SIC2_BASE)); - __raw_writel(MIC_APR_DEFAULT, LPC32XX_INTC_POLAR(LPC32XX_SIC2_BASE)); - __raw_writel(MIC_ATR_DEFAULT, LPC32XX_INTC_ACT_TYPE(LPC32XX_SIC2_BASE)); + __raw_writel(SIC2_APR_DEFAULT, LPC32XX_INTC_POLAR(LPC32XX_SIC2_BASE)); + __raw_writel(SIC2_ATR_DEFAULT, + LPC32XX_INTC_ACT_TYPE(LPC32XX_SIC2_BASE)); /* Configure supported IRQ's */ for (i = 0; i < NR_IRQS; i++) { diff --git a/arch/arm/mach-lpc32xx/serial.c b/arch/arm/mach-lpc32xx/serial.c index 429cfdbb2b3d..f2735281616a 100644 --- a/arch/arm/mach-lpc32xx/serial.c +++ b/arch/arm/mach-lpc32xx/serial.c @@ -88,6 +88,7 @@ struct uartinit { char *uart_ck_name; u32 ck_mode_mask; void __iomem *pdiv_clk_reg; + resource_size_t mapbase; }; static struct uartinit uartinit_data[] __initdata = { @@ -97,6 +98,7 @@ static struct uartinit uartinit_data[] __initdata = { .ck_mode_mask = LPC32XX_UART_CLKMODE_LOAD(LPC32XX_UART_CLKMODE_ON, 5), .pdiv_clk_reg = LPC32XX_CLKPWR_UART5_CLK_CTRL, + .mapbase = LPC32XX_UART5_BASE, }, #endif #ifdef CONFIG_ARCH_LPC32XX_UART3_SELECT @@ -105,6 +107,7 @@ static struct uartinit uartinit_data[] __initdata = { .ck_mode_mask = LPC32XX_UART_CLKMODE_LOAD(LPC32XX_UART_CLKMODE_ON, 3), .pdiv_clk_reg = LPC32XX_CLKPWR_UART3_CLK_CTRL, + .mapbase = LPC32XX_UART3_BASE, }, #endif #ifdef CONFIG_ARCH_LPC32XX_UART4_SELECT @@ -113,6 +116,7 @@ static struct uartinit uartinit_data[] __initdata = { .ck_mode_mask = LPC32XX_UART_CLKMODE_LOAD(LPC32XX_UART_CLKMODE_ON, 4), .pdiv_clk_reg = LPC32XX_CLKPWR_UART4_CLK_CTRL, + .mapbase = LPC32XX_UART4_BASE, }, #endif #ifdef CONFIG_ARCH_LPC32XX_UART6_SELECT @@ -121,6 +125,7 @@ static struct uartinit uartinit_data[] __initdata = { .ck_mode_mask = LPC32XX_UART_CLKMODE_LOAD(LPC32XX_UART_CLKMODE_ON, 6), .pdiv_clk_reg = LPC32XX_CLKPWR_UART6_CLK_CTRL, + .mapbase = LPC32XX_UART6_BASE, }, #endif }; @@ -165,11 +170,24 @@ void __init lpc32xx_serial_init(void) /* pre-UART clock divider set to 1 */ __raw_writel(0x0101, uartinit_data[i].pdiv_clk_reg); + + /* + * Force a flush of the RX FIFOs to work around a + * HW bug + */ + puart = uartinit_data[i].mapbase; + __raw_writel(0xC1, LPC32XX_UART_IIR_FCR(puart)); + __raw_writel(0x00, LPC32XX_UART_DLL_FIFO(puart)); + j = LPC32XX_SUART_FIFO_SIZE; + while (j--) + tmp = __raw_readl( + LPC32XX_UART_DLL_FIFO(puart)); + __raw_writel(0, LPC32XX_UART_IIR_FCR(puart)); } /* This needs to be done after all UART clocks are setup */ __raw_writel(clkmodes, LPC32XX_UARTCTL_CLKMODE); - for (i = 0; i < ARRAY_SIZE(uartinit_data) - 1; i++) { + for (i = 0; i < ARRAY_SIZE(uartinit_data); i++) { /* Force a flush of the RX FIFOs to work around a HW bug */ puart = serial_std_platform_data[i].mapbase; __raw_writel(0xC1, LPC32XX_UART_IIR_FCR(puart)); |