DaVinci DM6467: Enhance board Support

Support for DM6467 was incomplete and the build failed
as well. Patches were sent to the list but have not been
added. This enhances the DM6467 support.
Some more patches will need to be sent to bring
it in line with what is available in internal TI
trees


Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>

arch/arm/include/asm/arch-davinci/hardware.h

@@ -209,6 +209,7 @@ typedef volatile unsigned int *	dv_reg_p;
 #define DAVINCI_DM646X_LPSC_EMAC	14
 #define DAVINCI_DM646X_LPSC_UART0	26
 #define DAVINCI_DM646X_LPSC_I2C		31
+#define DAVINCI_DM646X_LPSC_TIMER0	34
 
 #else /* CONFIG_SOC_DA8XX */
 

board/davinci/dm6467evm/dm6467evm.c

@@ -17,6 +17,7 @@
  */
 
 #include <common.h>
+#include <netdev.h>
 #include <asm/io.h>
 #include <nand.h>
 #include <asm/arch/nand_defs.h>
@@ -28,8 +29,33 @@ int board_init(void)
 	gd->bd->bi_arch_number = MACH_TYPE_DAVINCI_DM6467_EVM;
 	gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
 
+	lpsc_on(DAVINCI_DM646X_LPSC_TIMER0);
+	lpsc_on(DAVINCI_DM646X_LPSC_UART0);
+	lpsc_on(DAVINCI_DM646X_LPSC_I2C);
+	lpsc_on(DAVINCI_DM646X_LPSC_EMAC);
+
+	/* Enable GIO3.3V cells used for EMAC */
+	REG(VDD3P3V_PWDN) = 0x80000c0;
+
+	/* Select UART function on UART0 */
+	REG(PINMUX0) &= ~(0x0000003f << 18);
+	REG(PINMUX1) &= ~(0x00000003);
+
+	return 0;
+}
+
+#if defined(CONFIG_DRIVER_TI_EMAC)
+
+int board_eth_init(bd_t *bis)
+{
+	if (!davinci_emac_initialize()) {
+		printf("Error: Ethernet init failed!\n");
+		return -1;
+	}
+
 	return 0;
 }
+#endif /* CONFIG_DRIVER_TI_EMAC */
 
 #ifdef CONFIG_NAND_DAVINCI
 int board_nand_init(struct nand_chip *nand)

include/configs/davinci_dm6467evm.h

@@ -22,13 +22,26 @@
 
 /* Spectrum Digital TMS320DM6467 EVM board */
 #define DAVINCI_DM6467EVM
+#define CONFIG_DISPLAY_CPUINFO
+#define CONFIG_SYS_USE_NAND
+#define CONFIG_SYS_NAND_SMALLPAGE
 
 #define CONFIG_SKIP_LOWLEVEL_INIT
 
 /* SoC Configuration */
 #define CONFIG_ARM926EJS				/* arm926ejs CPU */
+
+/* Clock rates detection */
+#ifndef __ASSEMBLY__
+extern unsigned int davinci_arm_clk_get(void);
+#endif
+
+#define CFG_REFCLK_FREQ		27000000
+/* Arm Clock frequency    */
+#define CONFIG_SYS_CLK_FREQ	davinci_arm_clk_get()
+/* Timer Input clock freq */
+#define CONFIG_SYS_HZ_CLOCK		(CONFIG_SYS_CLK_FREQ/2)
 #define CONFIG_SYS_TIMERBASE		0x01c21400	/* use timer 0 */
-#define CONFIG_SYS_HZ_CLOCK		27000000
 #define CONFIG_SYS_HZ			1000
 #define CONFIG_SOC_DM646X
 
@@ -69,6 +82,18 @@
 #define CONFIG_SYS_I2C_SPEED		80000
 #define CONFIG_SYS_I2C_SLAVE		10
 
+/* Network & Ethernet Configuration */
+#define CONFIG_DRIVER_TI_EMAC
+#define CONFIG_EMAC_MDIO_PHY_NUM	1
+#define CONFIG_MII
+#define CONFIG_BOOTP_DEFAULT
+#define CONFIG_BOOTP_DNS
+#define CONFIG_BOOTP_DNS2
+#define CONFIG_BOOTP_SEND_HOSTNAME
+#define CONFIG_NET_RETRY_COUNT	10
+#define CONFIG_NET_MULTI
+#define CONFIG_CMD_NET
+
 /* Flash & Environment */
 #define CONFIG_SYS_NO_FLASH
 #ifdef CONFIG_SYS_USE_NAND
@@ -116,7 +141,8 @@
 #define CONFIG_CMD_MII
 #define CONFIG_CMD_SAVES
 #define CONFIG_CMD_EEPROM
-#undef CONFIG_CMD_NET
+#define CONFIG_CMD_PING
+#define CONFIG_CMD_DHCP
 #undef CONFIG_CMD_BDI
 #undef CONFIG_CMD_FPGA
 #undef CONFIG_CMD_SETGETDCR