SPEAr: Add PL080 DMA support for 3xx and 6xx

[deliverable/linux.git] / arch / arm / mach-spear3xx / spear310.c

diff --git a/arch/arm/mach-spear3xx/spear310.c b/arch/arm/mach-spear3xx/spear310.c
index 641fd4cf6bc7975597146250f14fb5f119a307d4..063e7da0438a3cac9f2efe552249a4d47547b0ea 100644 (file)
--- a/arch/arm/mach-spear3xx/spear310.c
+++ b/arch/arm/mach-spear3xx/spear310.c
@@ -284,6 +284,193 @@ static struct pmx_dev *spear310_evb_pmx_devs[] = {
        &spear310_pmx_tdm0,
 };
 
+/* DMAC platform data's slave info */
+struct pl08x_channel_data spear310_dma_info[] = {
+       {
+               .bus_id = "uart0_rx",
+               .min_signal = 2,
+               .max_signal = 2,
+               .muxval = 0,
+               .cctl = 0,
+               .periph_buses = PL08X_AHB1,
+       }, {
+               .bus_id = "uart0_tx",
+               .min_signal = 3,
+               .max_signal = 3,
+               .muxval = 0,
+               .cctl = 0,
+               .periph_buses = PL08X_AHB1,
+       }, {
+               .bus_id = "ssp0_rx",
+               .min_signal = 8,
+               .max_signal = 8,
+               .muxval = 0,
+               .cctl = 0,
+               .periph_buses = PL08X_AHB1,
+       }, {
+               .bus_id = "ssp0_tx",
+               .min_signal = 9,
+               .max_signal = 9,
+               .muxval = 0,
+               .cctl = 0,
+               .periph_buses = PL08X_AHB1,
+       }, {
+               .bus_id = "i2c_rx",
+               .min_signal = 10,
+               .max_signal = 10,
+               .muxval = 0,
+               .cctl = 0,
+               .periph_buses = PL08X_AHB1,
+       }, {
+               .bus_id = "i2c_tx",
+               .min_signal = 11,
+               .max_signal = 11,
+               .muxval = 0,
+               .cctl = 0,
+               .periph_buses = PL08X_AHB1,
+       }, {
+               .bus_id = "irda",
+               .min_signal = 12,
+               .max_signal = 12,
+               .muxval = 0,
+               .cctl = 0,
+               .periph_buses = PL08X_AHB1,
+       }, {
+               .bus_id = "adc",
+               .min_signal = 13,
+               .max_signal = 13,
+               .muxval = 0,
+               .cctl = 0,
+               .periph_buses = PL08X_AHB1,
+       }, {
+               .bus_id = "to_jpeg",
+               .min_signal = 14,
+               .max_signal = 14,
+               .muxval = 0,
+               .cctl = 0,
+               .periph_buses = PL08X_AHB1,
+       }, {
+               .bus_id = "from_jpeg",
+               .min_signal = 15,
+               .max_signal = 15,
+               .muxval = 0,
+               .cctl = 0,
+               .periph_buses = PL08X_AHB1,
+       }, {
+               .bus_id = "uart1_rx",
+               .min_signal = 0,
+               .max_signal = 0,
+               .muxval = 1,
+               .cctl = 0,
+               .periph_buses = PL08X_AHB1,
+       }, {
+               .bus_id = "uart1_tx",
+               .min_signal = 1,
+               .max_signal = 1,
+               .muxval = 1,
+               .cctl = 0,
+               .periph_buses = PL08X_AHB1,
+       }, {
+               .bus_id = "uart2_rx",
+               .min_signal = 2,
+               .max_signal = 2,
+               .muxval = 1,
+               .cctl = 0,
+               .periph_buses = PL08X_AHB1,
+       }, {
+               .bus_id = "uart2_tx",
+               .min_signal = 3,
+               .max_signal = 3,
+               .muxval = 1,
+               .cctl = 0,
+               .periph_buses = PL08X_AHB1,
+       }, {
+               .bus_id = "uart3_rx",
+               .min_signal = 4,
+               .max_signal = 4,
+               .muxval = 1,
+               .cctl = 0,
+               .periph_buses = PL08X_AHB1,
+       }, {
+               .bus_id = "uart3_tx",
+               .min_signal = 5,
+               .max_signal = 5,
+               .muxval = 1,
+               .cctl = 0,
+               .periph_buses = PL08X_AHB1,
+       }, {
+               .bus_id = "uart4_rx",
+               .min_signal = 6,
+               .max_signal = 6,
+               .muxval = 1,
+               .cctl = 0,
+               .periph_buses = PL08X_AHB1,
+       }, {
+               .bus_id = "uart4_tx",
+               .min_signal = 7,
+               .max_signal = 7,
+               .muxval = 1,
+               .cctl = 0,
+               .periph_buses = PL08X_AHB1,
+       }, {
+               .bus_id = "uart5_rx",
+               .min_signal = 8,
+               .max_signal = 8,
+               .muxval = 1,
+               .cctl = 0,
+               .periph_buses = PL08X_AHB1,
+       }, {
+               .bus_id = "uart5_tx",
+               .min_signal = 9,
+               .max_signal = 9,
+               .muxval = 1,
+               .cctl = 0,
+               .periph_buses = PL08X_AHB1,
+       }, {
+               .bus_id = "ras5_rx",
+               .min_signal = 10,
+               .max_signal = 10,
+               .muxval = 1,
+               .cctl = 0,
+               .periph_buses = PL08X_AHB1,
+       }, {
+               .bus_id = "ras5_tx",
+               .min_signal = 11,
+               .max_signal = 11,
+               .muxval = 1,
+               .cctl = 0,
+               .periph_buses = PL08X_AHB1,
+       }, {
+               .bus_id = "ras6_rx",
+               .min_signal = 12,
+               .max_signal = 12,
+               .muxval = 1,
+               .cctl = 0,
+               .periph_buses = PL08X_AHB1,
+       }, {
+               .bus_id = "ras6_tx",
+               .min_signal = 13,
+               .max_signal = 13,
+               .muxval = 1,
+               .cctl = 0,
+               .periph_buses = PL08X_AHB1,
+       }, {
+               .bus_id = "ras7_rx",
+               .min_signal = 14,
+               .max_signal = 14,
+               .muxval = 1,
+               .cctl = 0,
+               .periph_buses = PL08X_AHB1,
+       }, {
+               .bus_id = "ras7_tx",
+               .min_signal = 15,
+               .max_signal = 15,
+               .muxval = 1,
+               .cctl = 0,
+               .periph_buses = PL08X_AHB1,
+       },
+};
+
 /* uart devices plat data */
 static struct amba_pl011_data spear310_uart_data[] = {
        {
@@ -313,6 +500,8 @@ static struct amba_pl011_data spear310_uart_data[] = {
 static struct of_dev_auxdata spear310_auxdata_lookup[] __initdata = {
        OF_DEV_AUXDATA("arm,pl022", SPEAR3XX_ICM1_SSP_BASE, NULL,
                        &pl022_plat_data),
+       OF_DEV_AUXDATA("arm,pl080", SPEAR3XX_ICM3_DMA_BASE, NULL,
+                       &pl080_plat_data),
        OF_DEV_AUXDATA("arm,pl011", SPEAR310_UART1_BASE, NULL,
                        &spear310_uart_data[0]),
        OF_DEV_AUXDATA("arm,pl011", SPEAR310_UART2_BASE, NULL,
@@ -331,6 +520,9 @@ static void __init spear310_dt_init(void)
        void __iomem *base;
        int ret = 0;
 
+       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);