From: Sandeep Paulraj <s-paul...@ti.com>
this patch does the following
1) minor update to the clocks for SPI
2) Adds platform data for DM355 SPI0
Signed-off-by: Sandeep Paulraj <s-paul...@ti.com>
---
arch/arm/mach-davinci/dm355.c | 20 ++++++++++++++++----
1 files changed, 16 insertions(+), 4 deletions(-)
diff --git a/arch/arm/mach-davinci/dm355.c b/arch/arm/mach-davinci/dm355.c
index 4f42169..3eaf2c0 100644
--- a/arch/arm/mach-davinci/dm355.c
+++ b/arch/arm/mach-davinci/dm355.c
@@ -15,7 +15,6 @@
#include <linux/platform_device.h>
#include <linux/dma-mapping.h>
#include <linux/gpio.h>
-
#include <linux/spi/spi.h>
#include <asm/mach/map.h>
@@ -31,6 +30,7 @@
#include <mach/serial.h>
#include <mach/common.h>
#include <mach/asp.h>
+#include <mach/spi.h>
#include "clock.h"
#include "mux.h"
@@ -365,9 +365,9 @@ static struct davinci_clk dm355_clks[] = {
CLK("davinci-asp.1", NULL, &asp1_clk),
CLK("davinci_mmc.0", NULL, &mmcsd0_clk),
CLK("davinci_mmc.1", NULL, &mmcsd1_clk),
- CLK(NULL, "spi0", &spi0_clk),
- CLK(NULL, "spi1", &spi1_clk),
- CLK(NULL, "spi2", &spi2_clk),
+ CLK("spi_davinci.0", NULL, &spi0_clk),
+ CLK("spi_davinci.1", NULL, &spi1_clk),
+ CLK("spi_davinci.2", NULL, &spi2_clk),
CLK(NULL, "gpio", &gpio_clk),
CLK(NULL, "aemif", &aemif_clk),
CLK(NULL, "pwm0", &pwm0_clk),
@@ -406,12 +406,24 @@ static struct resource dm355_spi0_resources[] = {
*/
};
+static struct davinci_spi_platform_data dm355_spi0_pdata = {
+ .version = SPI_VERSION_1,
+ .num_chipselect = 2,
+ .clk_internal = 1,
+ .cs_hold = 1,
+ .intr_level = 0,
+ .poll_mode = 1,
+ .c2tdelay = 8,
+ .t2cdelay = 8,
+};
+
static struct platform_device dm355_spi0_device = {
.name = "spi_davinci",
.id = 0,
.dev = {
.dma_mask = &dm355_spi0_dma_mask,
.coherent_dma_mask = DMA_BIT_MASK(32),
+ .platform_data = &dm355_spi0_pdata,
},
.num_resources = ARRAY_SIZE(dm355_spi0_resources),
.resource = dm355_spi0_resources,
--
1.6.0.4
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