diff options
Diffstat (limited to 'arch/arm/mach-spear3xx/spear310.c')
| -rw-r--r-- | arch/arm/mach-spear3xx/spear310.c | 209 |
1 files changed, 3 insertions, 206 deletions
diff --git a/arch/arm/mach-spear3xx/spear310.c b/arch/arm/mach-spear3xx/spear310.c index 1d0e435..c13a434 100644 --- a/arch/arm/mach-spear3xx/spear310.c +++ b/arch/arm/mach-spear3xx/spear310.c @@ -15,10 +15,9 @@ #include <linux/amba/pl08x.h> #include <linux/amba/serial.h> +#include <linux/irqchip.h> #include <linux/of_platform.h> -#include <asm/hardware/vic.h> #include <asm/mach/arch.h> -#include <plat/shirq.h> #include <mach/generic.h> #include <mach/spear.h> @@ -27,176 +26,6 @@ #define SPEAR310_UART3_BASE UL(0xB2100000) #define SPEAR310_UART4_BASE UL(0xB2180000) #define SPEAR310_UART5_BASE UL(0xB2200000) -#define SPEAR310_SOC_CONFIG_BASE UL(0xB4000000) - -/* Interrupt registers offsets and masks */ -#define SPEAR310_INT_STS_MASK_REG 0x04 -#define SPEAR310_SMII0_IRQ_MASK (1 << 0) -#define SPEAR310_SMII1_IRQ_MASK (1 << 1) -#define SPEAR310_SMII2_IRQ_MASK (1 << 2) -#define SPEAR310_SMII3_IRQ_MASK (1 << 3) -#define SPEAR310_WAKEUP_SMII0_IRQ_MASK (1 << 4) -#define SPEAR310_WAKEUP_SMII1_IRQ_MASK (1 << 5) -#define SPEAR310_WAKEUP_SMII2_IRQ_MASK (1 << 6) -#define SPEAR310_WAKEUP_SMII3_IRQ_MASK (1 << 7) -#define SPEAR310_UART1_IRQ_MASK (1 << 8) -#define SPEAR310_UART2_IRQ_MASK (1 << 9) -#define SPEAR310_UART3_IRQ_MASK (1 << 10) -#define SPEAR310_UART4_IRQ_MASK (1 << 11) -#define SPEAR310_UART5_IRQ_MASK (1 << 12) -#define SPEAR310_EMI_IRQ_MASK (1 << 13) -#define SPEAR310_TDM_HDLC_IRQ_MASK (1 << 14) -#define SPEAR310_RS485_0_IRQ_MASK (1 << 15) -#define SPEAR310_RS485_1_IRQ_MASK (1 << 16) - -#define SPEAR310_SHIRQ_RAS1_MASK 0x000FF -#define SPEAR310_SHIRQ_RAS2_MASK 0x01F00 -#define SPEAR310_SHIRQ_RAS3_MASK 0x02000 -#define SPEAR310_SHIRQ_INTRCOMM_RAS_MASK 0x1C000 - -/* SPEAr310 Virtual irq definitions */ -/* IRQs sharing IRQ_GEN_RAS_1 */ -#define SPEAR310_VIRQ_SMII0 (SPEAR3XX_VIRQ_START + 0) -#define SPEAR310_VIRQ_SMII1 (SPEAR3XX_VIRQ_START + 1) -#define SPEAR310_VIRQ_SMII2 (SPEAR3XX_VIRQ_START + 2) -#define SPEAR310_VIRQ_SMII3 (SPEAR3XX_VIRQ_START + 3) -#define SPEAR310_VIRQ_WAKEUP_SMII0 (SPEAR3XX_VIRQ_START + 4) -#define SPEAR310_VIRQ_WAKEUP_SMII1 (SPEAR3XX_VIRQ_START + 5) -#define SPEAR310_VIRQ_WAKEUP_SMII2 (SPEAR3XX_VIRQ_START + 6) -#define SPEAR310_VIRQ_WAKEUP_SMII3 (SPEAR3XX_VIRQ_START + 7) - -/* IRQs sharing IRQ_GEN_RAS_2 */ -#define SPEAR310_VIRQ_UART1 (SPEAR3XX_VIRQ_START + 8) -#define SPEAR310_VIRQ_UART2 (SPEAR3XX_VIRQ_START + 9) -#define SPEAR310_VIRQ_UART3 (SPEAR3XX_VIRQ_START + 10) -#define SPEAR310_VIRQ_UART4 (SPEAR3XX_VIRQ_START + 11) -#define SPEAR310_VIRQ_UART5 (SPEAR3XX_VIRQ_START + 12) - -/* IRQs sharing IRQ_GEN_RAS_3 */ -#define SPEAR310_VIRQ_EMI (SPEAR3XX_VIRQ_START + 13) -#define SPEAR310_VIRQ_PLGPIO (SPEAR3XX_VIRQ_START + 14) - -/* IRQs sharing IRQ_INTRCOMM_RAS_ARM */ -#define SPEAR310_VIRQ_TDM_HDLC (SPEAR3XX_VIRQ_START + 15) -#define SPEAR310_VIRQ_RS485_0 (SPEAR3XX_VIRQ_START + 16) -#define SPEAR310_VIRQ_RS485_1 (SPEAR3XX_VIRQ_START + 17) - - -/* spear3xx shared irq */ -static struct shirq_dev_config shirq_ras1_config[] = { - { - .virq = SPEAR310_VIRQ_SMII0, - .status_mask = SPEAR310_SMII0_IRQ_MASK, - }, { - .virq = SPEAR310_VIRQ_SMII1, - .status_mask = SPEAR310_SMII1_IRQ_MASK, - }, { - .virq = SPEAR310_VIRQ_SMII2, - .status_mask = SPEAR310_SMII2_IRQ_MASK, - }, { - .virq = SPEAR310_VIRQ_SMII3, - .status_mask = SPEAR310_SMII3_IRQ_MASK, - }, { - .virq = SPEAR310_VIRQ_WAKEUP_SMII0, - .status_mask = SPEAR310_WAKEUP_SMII0_IRQ_MASK, - }, { - .virq = SPEAR310_VIRQ_WAKEUP_SMII1, - .status_mask = SPEAR310_WAKEUP_SMII1_IRQ_MASK, - }, { - .virq = SPEAR310_VIRQ_WAKEUP_SMII2, - .status_mask = SPEAR310_WAKEUP_SMII2_IRQ_MASK, - }, { - .virq = SPEAR310_VIRQ_WAKEUP_SMII3, - .status_mask = SPEAR310_WAKEUP_SMII3_IRQ_MASK, - }, -}; - -static struct spear_shirq shirq_ras1 = { - .irq = SPEAR3XX_IRQ_GEN_RAS_1, - .dev_config = shirq_ras1_config, - .dev_count = ARRAY_SIZE(shirq_ras1_config), - .regs = { - .enb_reg = -1, - .status_reg = SPEAR310_INT_STS_MASK_REG, - .status_reg_mask = SPEAR310_SHIRQ_RAS1_MASK, - .clear_reg = -1, - }, -}; - -static struct shirq_dev_config shirq_ras2_config[] = { - { - .virq = SPEAR310_VIRQ_UART1, - .status_mask = SPEAR310_UART1_IRQ_MASK, - }, { - .virq = SPEAR310_VIRQ_UART2, - .status_mask = SPEAR310_UART2_IRQ_MASK, - }, { - .virq = SPEAR310_VIRQ_UART3, - .status_mask = SPEAR310_UART3_IRQ_MASK, - }, { - .virq = SPEAR310_VIRQ_UART4, - .status_mask = SPEAR310_UART4_IRQ_MASK, - }, { - .virq = SPEAR310_VIRQ_UART5, - .status_mask = SPEAR310_UART5_IRQ_MASK, - }, -}; - -static struct spear_shirq shirq_ras2 = { - .irq = SPEAR3XX_IRQ_GEN_RAS_2, - .dev_config = shirq_ras2_config, - .dev_count = ARRAY_SIZE(shirq_ras2_config), - .regs = { - .enb_reg = -1, - .status_reg = SPEAR310_INT_STS_MASK_REG, - .status_reg_mask = SPEAR310_SHIRQ_RAS2_MASK, - .clear_reg = -1, - }, -}; - -static struct shirq_dev_config shirq_ras3_config[] = { - { - .virq = SPEAR310_VIRQ_EMI, - .status_mask = SPEAR310_EMI_IRQ_MASK, - }, -}; - -static struct spear_shirq shirq_ras3 = { - .irq = SPEAR3XX_IRQ_GEN_RAS_3, - .dev_config = shirq_ras3_config, - .dev_count = ARRAY_SIZE(shirq_ras3_config), - .regs = { - .enb_reg = -1, - .status_reg = SPEAR310_INT_STS_MASK_REG, - .status_reg_mask = SPEAR310_SHIRQ_RAS3_MASK, - .clear_reg = -1, - }, -}; - -static struct shirq_dev_config shirq_intrcomm_ras_config[] = { - { - .virq = SPEAR310_VIRQ_TDM_HDLC, - .status_mask = SPEAR310_TDM_HDLC_IRQ_MASK, - }, { - .virq = SPEAR310_VIRQ_RS485_0, - .status_mask = SPEAR310_RS485_0_IRQ_MASK, - }, { - .virq = SPEAR310_VIRQ_RS485_1, - .status_mask = SPEAR310_RS485_1_IRQ_MASK, - }, -}; - -static struct spear_shirq shirq_intrcomm_ras = { - .irq = SPEAR3XX_IRQ_INTRCOMM_RAS_ARM, - .dev_config = shirq_intrcomm_ras_config, - .dev_count = ARRAY_SIZE(shirq_intrcomm_ras_config), - .regs = { - .enb_reg = -1, - .status_reg = SPEAR310_INT_STS_MASK_REG, - .status_reg_mask = SPEAR310_SHIRQ_INTRCOMM_RAS_MASK, - .clear_reg = -1, - }, -}; /* DMAC platform data's slave info */ struct pl08x_channel_data spear310_dma_info[] = { @@ -405,42 +234,11 @@ static struct of_dev_auxdata spear310_auxdata_lookup[] __initdata = { static void __init spear310_dt_init(void) { - void __iomem *base; - int ret; - pl080_plat_data.slave_channels = spear310_dma_info; pl080_plat_data.num_slave_channels = ARRAY_SIZE(spear310_dma_info); of_platform_populate(NULL, of_default_bus_match_table, spear310_auxdata_lookup, NULL); - - /* shared irq registration */ - base = ioremap(SPEAR310_SOC_CONFIG_BASE, SZ_4K); - if (base) { - /* shirq 1 */ - shirq_ras1.regs.base = base; - ret = spear_shirq_register(&shirq_ras1); - if (ret) - pr_err("Error registering Shared IRQ 1\n"); - - /* shirq 2 */ - shirq_ras2.regs.base = base; - ret = spear_shirq_register(&shirq_ras2); - if (ret) - pr_err("Error registering Shared IRQ 2\n"); - - /* shirq 3 */ - shirq_ras3.regs.base = base; - ret = spear_shirq_register(&shirq_ras3); - if (ret) - pr_err("Error registering Shared IRQ 3\n"); - - /* shirq 4 */ - shirq_intrcomm_ras.regs.base = base; - ret = spear_shirq_register(&shirq_intrcomm_ras); - if (ret) - pr_err("Error registering Shared IRQ 4\n"); - } } static const char * const spear310_dt_board_compat[] = { @@ -456,9 +254,8 @@ static void __init spear310_map_io(void) DT_MACHINE_START(SPEAR310_DT, "ST SPEAr310 SoC with Flattened Device Tree") .map_io = spear310_map_io, - .init_irq = spear3xx_dt_init_irq, - .handle_irq = vic_handle_irq, - .timer = &spear3xx_timer, + .init_irq = irqchip_init, + .init_time = spear3xx_timer_init, .init_machine = spear310_dt_init, .restart = spear_restart, .dt_compat = spear310_dt_board_compat, |