can: ti_hecc: board specific hookup on AM3517EVM

Add board specific hookup for TI HECC driver on
AM3517 EVM

Signed-off-by: Sriramakrishnan <srk@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

2 files changed, 47 insertions, 0 deletions

diff --git a/arch/arm/mach-omap2/board-am3517evm.c b/arch/arm/mach-omap2/board-am3517evm.c
index c1c4389fbd8f..6ca0075026ff 100644
--- a/arch/arm/mach-omap2/board-am3517evm.c
+++ b/arch/arm/mach-omap2/board-am3517evm.c
@@ -21,6 +21,7 @@
 #include <linux/platform_device.h>
 #include <linux/gpio.h>
 #include <linux/i2c/pca953x.h>
+#include <linux/can/platform/ti_hecc.h>
 
 #include <mach/hardware.h>
 #include <mach/am35xx.h>
@@ -292,6 +293,42 @@ static struct omap_board_mux board_mux[] __initdata = {
 #define board_mux       NULL
 #endif
 
+
+static struct resource am3517_hecc_resources[] = {
+        {
+                .start  = AM35XX_IPSS_HECC_BASE,
+                .end    = AM35XX_IPSS_HECC_BASE + 0x3FFF,
+                .flags  = IORESOURCE_MEM,
+        },
+        {
+                .start  = INT_35XX_HECC0_IRQ,
+                .end    = INT_35XX_HECC0_IRQ,
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+
+static struct platform_device am3517_hecc_device = {
+        .name           = "ti_hecc",
+        .id             = -1,
+        .num_resources  = ARRAY_SIZE(am3517_hecc_resources),
+        .resource       = am3517_hecc_resources,
+};
+
+static struct ti_hecc_platform_data am3517_evm_hecc_pdata = {
+        .scc_hecc_offset        = AM35XX_HECC_SCC_HECC_OFFSET,
+        .scc_ram_offset         = AM35XX_HECC_SCC_RAM_OFFSET,
+        .hecc_ram_offset        = AM35XX_HECC_RAM_OFFSET,
+        .mbx_offset             = AM35XX_HECC_MBOX_OFFSET,
+        .int_line               = AM35XX_HECC_INT_LINE,
+        .version                = AM35XX_HECC_VERSION,
+};
+
+static void am3517_evm_hecc_init(struct ti_hecc_platform_data *pdata)
+{
+        am3517_hecc_device.dev.platform_data = pdata;
+        platform_device_register(&am3517_hecc_device);
+}
+
 static void __init am3517_evm_init(void)
 {
         omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
@@ -305,6 +342,7 @@ static void __init am3517_evm_init(void)
         /* Configure GPIO for EHCI port */
         omap_mux_init_gpio(57, OMAP_PIN_OUTPUT);
         usb_ehci_init(&ehci_pdata);
+        am3517_evm_hecc_init(&am3517_evm_hecc_pdata);
         /* DSS */
         am3517_evm_display_init();
 
diff --git a/arch/arm/mach-omap2/include/mach/am35xx.h b/arch/arm/mach-omap2/include/mach/am35xx.h
index a705f946fc46..0636263c2e7d 100644
--- a/arch/arm/mach-omap2/include/mach/am35xx.h
+++ b/arch/arm/mach-omap2/include/mach/am35xx.h
@@ -23,4 +23,13 @@
 #define AM35XX_IPSS_HECC_BASE           0x5C050000
 #define AM35XX_IPSS_VPFE_BASE           0x5C060000
 
+
+/* HECC module specifc offset definitions */
+#define AM35XX_HECC_SCC_HECC_OFFSET     (0x0)
+#define AM35XX_HECC_SCC_RAM_OFFSET      (0x3000)
+#define AM35XX_HECC_RAM_OFFSET          (0x3000)
+#define AM35XX_HECC_MBOX_OFFSET         (0x2000)
+#define AM35XX_HECC_INT_LINE            (0x0)
+#define AM35XX_HECC_VERSION             (0x1)
+
 #endif /*  __ASM_ARCH_AM35XX_H */