[v2,2/2] davinci: add CDCE949 support on DM6467 EVM

Commit Message

Sekhar Nori Jan. 6, 2010, 11:49 a.m. UTC

None

Patch

diff --git a/arch/arm/mach-davinci/Makefile b/arch/arm/mach-davinci/Makefile
index eeb9230..7e806b0 100644
--- a/arch/arm/mach-davinci/Makefile
+++ b/arch/arm/mach-davinci/Makefile
@@ -26,7 +26,7 @@  obj-$(CONFIG_MACH_SFFSDR)		+= board-sffsdr.o
 obj-$(CONFIG_MACH_NEUROS_OSD2)		+= board-neuros-osd2.o
 obj-$(CONFIG_MACH_DAVINCI_DM355_EVM)	+= board-dm355-evm.o
 obj-$(CONFIG_MACH_DM355_LEOPARD)	+= board-dm355-leopard.o
-obj-$(CONFIG_MACH_DAVINCI_DM6467_EVM)	+= board-dm646x-evm.o
+obj-$(CONFIG_MACH_DAVINCI_DM6467_EVM)	+= board-dm646x-evm.o cdce949.o
 obj-$(CONFIG_MACH_DAVINCI_DM365_EVM)	+= board-dm365-evm.o
 obj-$(CONFIG_MACH_DAVINCI_DA830_EVM)	+= board-da830-evm.o
 obj-$(CONFIG_MACH_DAVINCI_DA850_EVM)	+= board-da850-evm.o
diff --git a/arch/arm/mach-davinci/board-dm646x-evm.c b/arch/arm/mach-davinci/board-dm646x-evm.c
index 6ff3411..6c7c604 100644
--- a/arch/arm/mach-davinci/board-dm646x-evm.c
+++ b/arch/arm/mach-davinci/board-dm646x-evm.c
@@ -40,6 +40,8 @@ 
 #include <mach/serial.h>
 #include <mach/i2c.h>
 #include <mach/nand.h>
+#include <mach/clock.h>
+#include <mach/cdce949.h>
 
 #include "clock.h"
 
@@ -389,6 +391,9 @@  static struct i2c_board_info __initdata i2c_info[] =  {
 	{
 		I2C_BOARD_INFO("cpld_video", 0x3b),
 	},
+	{
+		I2C_BOARD_INFO("cdce949", 0x6c),
+	},
 };
 
 static struct davinci_i2c_platform_data i2c_pdata = {
@@ -681,9 +686,35 @@  static void __init evm_init_i2c(void)
 	evm_init_video();
 }
 
+#define CDCE949_XIN_RATE	27000000
+
+/* CDCE949 support - "lpsc" field is overridden to work as clock number */
+static struct clk cdce_clk_in = {
+	.name	= "cdce_xin",
+	.rate	= ATOMIC_INIT(CDCE949_XIN_RATE),
+};
+
+static struct davinci_clk cdce_clks[] = {
+	CLK(NULL, "xin", &cdce_clk_in),
+	CLK(NULL, NULL, NULL),
+};
+
+static void __init cdce_clk_init(void)
+{
+	struct davinci_clk *c;
+	struct clk *clk;
+
+	for (c = cdce_clks; c->lk.clk; c++) {
+		clk = c->lk.clk;
+		clkdev_add(&c->lk);
+		clk_register(clk);
+	}
+}
+
 static void __init davinci_map_io(void)
 {
 	dm646x_init();
+	cdce_clk_init();
 }
 
 static struct davinci_uart_config uart_config __initdata = {