15 Nov
2009
15 Nov
'09
10:47 p.m.
Mike Rapoport wrote:
Add CM-T35 board support
Signed-off-by: Mike Rapoport mike@compulab.co.il
-- v2 changes:
- rename board config file from omap3_cm-t35.h to cm-t35.h
- remove SZ_xx references
- add MAKEALL/MAINTEINERS entries
v3 changes:
- fix whitespace and indentation
- remove eth_init from board_eth_init
- add CM-T35 entry to doc/README.omap3
- fixed board name in MAINTAINERS
v4 changes:
- rebased agains u-boot-ti/next branch
<snip>
+static void setup_net_chip(void) +{
- struct ctrl *ctrl_base = (struct ctrl *)OMAP34XX_CTRL_BASE;
- enable_gpmc_cs_config(gpmc_net_config, &gpmc_cfg->cs[5],
CM_T35_SMC911X_BASE, GPMC_SIZE_16M);- enable_gpmc_cs_config(gpmc_net_config, &gpmc_cfg->cs[4],
SB_T35_SMC911X_BASE, GPMC_SIZE_16M);- /* Enable off mode for NWE in PADCONF_GPMC_NWE register */
- writew(readw(&ctrl_base->gpmc_nwe) | 0x0E00, &ctrl_base->gpmc_nwe);
- /* Enable off mode for NOE in PADCONF_GPMC_NADV_ALE register */
- writew(readw(&ctrl_base->gpmc_noe) | 0x0E00, &ctrl_base->gpmc_noe);
- /* Enable off mode for ALE in PADCONF_GPMC_NADV_ALE register */
- writew(readw(&ctrl_base->gpmc_nadv_ale) | 0x0E00,
&ctrl_base->gpmc_nadv_ale);- /* Reset the ethernet controller via TPS65930 GPIO */
- /* Set GPIO1 of TPS65930 as output */
- twl4030_i2c_write_u8(TWL4030_CHIP_GPIO, 0x02,
TWL4030_BASEADD_GPIO+0x03);- /* Send a pulse on the GPIO pin */
- twl4030_i2c_write_u8(TWL4030_CHIP_GPIO, 0x02,
TWL4030_BASEADD_GPIO+0x0C);- udelay(1);
- twl4030_i2c_write_u8(TWL4030_CHIP_GPIO, 0x02,
TWL4030_BASEADD_GPIO+0x09);- udelay(1);
- twl4030_i2c_write_u8(TWL4030_CHIP_GPIO, 0x02,
TWL4030_BASEADD_GPIO+0x0C);
+}
+/*
- Routine: board_init
- Description: Early hardware init.
- */
+int board_init(void) +{
- gpmc_init(); /* in SRAM or SDRAM, finish GPMC */
- /* board id for Linux */
- gd->bd->bi_arch_number = MACH_TYPE_CM_T35;
- /* boot param addr */
- gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100);
- return 0;
+}
+/*
- Routine: misc_init_r
- Description: Init ethernet (done here so udelay works)
- */
+int misc_init_r(void) +{ +#ifdef CONFIG_DRIVER_OMAP34XX_I2C
- i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE);
+#endif
+#if defined(CONFIG_CMD_NET)
- setup_net_chip();
+#endif
Net setup should be dependent on i2c initialization. The setup_net_chip uses i2c read/write
- dieid_num_r();
- return 0;
+}
Tom