diff options
Diffstat (limited to 'board/engicam/icorem6/icorem6.c')
| -rw-r--r-- | board/engicam/icorem6/icorem6.c | 184 |
1 files changed, 113 insertions, 71 deletions
diff --git a/board/engicam/icorem6/icorem6.c b/board/engicam/icorem6/icorem6.c index c1520073a7..171ec451a1 100644 --- a/board/engicam/icorem6/icorem6.c +++ b/board/engicam/icorem6/icorem6.c @@ -7,8 +7,6 @@ */ #include <common.h> -#include <miiphy.h> -#include <netdev.h> #include <asm/io.h> #include <asm/gpio.h> @@ -20,6 +18,7 @@ #include <asm/arch/mx6-pins.h> #include <asm/arch/sys_proto.h> #include <asm/imx-common/iomux-v3.h> +#include <asm/imx-common/video.h> DECLARE_GLOBAL_DATA_PTR; @@ -27,80 +26,11 @@ DECLARE_GLOBAL_DATA_PTR; PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \ PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS) -#define ENET_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \ - PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \ - PAD_CTL_DSE_40ohm | PAD_CTL_HYS) - static iomux_v3_cfg_t const uart4_pads[] = { IOMUX_PADS(PAD_KEY_COL0__UART4_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)), IOMUX_PADS(PAD_KEY_ROW0__UART4_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)), }; -static iomux_v3_cfg_t const enet_pads[] = { - IOMUX_PADS(PAD_ENET_CRS_DV__ENET_RX_EN | MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_GPIO_16__ENET_REF_CLK | MUX_PAD_CTRL(ENET_PAD_CTRL | PAD_CTL_SRE_FAST)), - IOMUX_PADS(PAD_ENET_TX_EN__ENET_TX_EN | MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_ENET_RXD1__ENET_RX_DATA1 | MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_ENET_RXD0__ENET_RX_DATA0 | MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_ENET_TXD1__ENET_TX_DATA1 | MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_ENET_TXD0__ENET_TX_DATA0 | MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_ENET_MDC__ENET_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_ENET_MDIO__ENET_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL)), - IOMUX_PADS(PAD_GPIO_17__GPIO7_IO12 | MUX_PAD_CTRL(NO_PAD_CTRL)), -}; - -#ifdef CONFIG_FEC_MXC -#define ENET_PHY_RST IMX_GPIO_NR(7, 12) -static int setup_fec(void) -{ - struct mxc_ccm_reg *ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; - struct anatop_regs *anatop = (struct anatop_regs *)ANATOP_BASE_ADDR; - s32 timeout = 100000; - u32 reg = 0; - int ret; - - /* Enable fec clock */ - setbits_le32(&ccm->CCGR1, MXC_CCM_CCGR1_ENET_MASK); - - /* use 50MHz */ - ret = enable_fec_anatop_clock(0, ENET_50MHZ); - if (ret) - return ret; - - /* Enable PLLs */ - reg = readl(&anatop->pll_enet); - reg &= ~BM_ANADIG_PLL_SYS_POWERDOWN; - writel(reg, &anatop->pll_enet); - reg = readl(&anatop->pll_enet); - reg |= BM_ANADIG_PLL_SYS_ENABLE; - while (timeout--) { - if (readl(&anatop->pll_enet) & BM_ANADIG_PLL_SYS_LOCK) - break; - } - if (timeout <= 0) - return -EIO; - reg &= ~BM_ANADIG_PLL_SYS_BYPASS; - writel(reg, &anatop->pll_enet); - - /* reset the phy */ - gpio_direction_output(ENET_PHY_RST, 0); - udelay(10000); - gpio_set_value(ENET_PHY_RST, 1); - - return 0; -} - -int board_eth_init(bd_t *bis) -{ - int ret; - - SETUP_IOMUX_PADS(enet_pads); - setup_fec(); - - return ret = cpu_eth_init(bis); -} -#endif - #ifdef CONFIG_NAND_MXS #define GPMI_PAD_CTRL0 (PAD_CTL_PKE | PAD_CTL_PUE | PAD_CTL_PUS_100K_UP) @@ -161,6 +91,113 @@ static void setup_gpmi_nand(void) } #endif +#if defined(CONFIG_VIDEO_IPUV3) +static iomux_v3_cfg_t const rgb_pads[] = { + IOMUX_PADS(PAD_DI0_DISP_CLK__IPU1_DI0_DISP_CLK), + IOMUX_PADS(PAD_DI0_PIN15__IPU1_DI0_PIN15), + IOMUX_PADS(PAD_DI0_PIN2__IPU1_DI0_PIN02), + IOMUX_PADS(PAD_DI0_PIN3__IPU1_DI0_PIN03), + IOMUX_PADS(PAD_DISP0_DAT0__IPU1_DISP0_DATA00), + IOMUX_PADS(PAD_DISP0_DAT1__IPU1_DISP0_DATA01), + IOMUX_PADS(PAD_DISP0_DAT2__IPU1_DISP0_DATA02), + IOMUX_PADS(PAD_DISP0_DAT3__IPU1_DISP0_DATA03), + IOMUX_PADS(PAD_DISP0_DAT4__IPU1_DISP0_DATA04), + IOMUX_PADS(PAD_DISP0_DAT5__IPU1_DISP0_DATA05), + IOMUX_PADS(PAD_DISP0_DAT6__IPU1_DISP0_DATA06), + IOMUX_PADS(PAD_DISP0_DAT7__IPU1_DISP0_DATA07), + IOMUX_PADS(PAD_DISP0_DAT8__IPU1_DISP0_DATA08), + IOMUX_PADS(PAD_DISP0_DAT9__IPU1_DISP0_DATA09), + IOMUX_PADS(PAD_DISP0_DAT10__IPU1_DISP0_DATA10), + IOMUX_PADS(PAD_DISP0_DAT11__IPU1_DISP0_DATA11), + IOMUX_PADS(PAD_DISP0_DAT12__IPU1_DISP0_DATA12), + IOMUX_PADS(PAD_DISP0_DAT13__IPU1_DISP0_DATA13), + IOMUX_PADS(PAD_DISP0_DAT14__IPU1_DISP0_DATA14), + IOMUX_PADS(PAD_DISP0_DAT15__IPU1_DISP0_DATA15), + IOMUX_PADS(PAD_DISP0_DAT16__IPU1_DISP0_DATA16), + IOMUX_PADS(PAD_DISP0_DAT17__IPU1_DISP0_DATA17), +}; + +static void enable_rgb(struct display_info_t const *dev) +{ + SETUP_IOMUX_PADS(rgb_pads); +} + +struct display_info_t const displays[] = { + { + .bus = -1, + .addr = 0, + .pixfmt = IPU_PIX_FMT_RGB666, + .detect = NULL, + .enable = enable_rgb, + .mode = { + .name = "Amp-WD", + .refresh = 60, + .xres = 800, + .yres = 480, + .pixclock = 30000, + .left_margin = 30, + .right_margin = 30, + .upper_margin = 5, + .lower_margin = 5, + .hsync_len = 64, + .vsync_len = 20, + .sync = FB_SYNC_EXT, + .vmode = FB_VMODE_NONINTERLACED + } + }, +}; + +size_t display_count = ARRAY_SIZE(displays); + +static void setup_display(void) +{ + struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; + struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR; + int reg; + + enable_ipu_clock(); + + /* Turn on LDB0,IPU,IPU DI0 clocks */ + reg = __raw_readl(&mxc_ccm->CCGR3); + reg |= (MXC_CCM_CCGR3_LDB_DI0_MASK | 0xffff); + writel(reg, &mxc_ccm->CCGR3); + + /* set LDB0, LDB1 clk select to 011/011 */ + reg = readl(&mxc_ccm->cs2cdr); + reg &= ~(MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_MASK | + MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_MASK); + reg |= (3 << MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_OFFSET) | + (3 << MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_OFFSET); + writel(reg, &mxc_ccm->cs2cdr); + + reg = readl(&mxc_ccm->cscmr2); + reg |= MXC_CCM_CSCMR2_LDB_DI0_IPU_DIV; + writel(reg, &mxc_ccm->cscmr2); + + reg = readl(&mxc_ccm->chsccdr); + reg |= (CHSCCDR_CLK_SEL_LDB_DI0 << + MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_OFFSET); + writel(reg, &mxc_ccm->chsccdr); + + reg = IOMUXC_GPR2_BGREF_RRMODE_EXTERNAL_RES | + IOMUXC_GPR2_DI1_VS_POLARITY_ACTIVE_HIGH | + IOMUXC_GPR2_DI0_VS_POLARITY_ACTIVE_LOW | + IOMUXC_GPR2_BIT_MAPPING_CH1_SPWG | + IOMUXC_GPR2_DATA_WIDTH_CH1_18BIT | + IOMUXC_GPR2_BIT_MAPPING_CH0_SPWG | + IOMUXC_GPR2_DATA_WIDTH_CH0_18BIT | + IOMUXC_GPR2_LVDS_CH1_MODE_DISABLED | + IOMUXC_GPR2_LVDS_CH0_MODE_ENABLED_DI0; + writel(reg, &iomux->gpr[2]); + + reg = readl(&iomux->gpr[3]); + reg = (reg & ~IOMUXC_GPR3_LVDS0_MUX_CTL_MASK) | + (IOMUXC_GPR3_MUX_SRC_IPU1_DI0 << + IOMUXC_GPR3_LVDS0_MUX_CTL_OFFSET); + writel(reg, &iomux->gpr[3]); +} +#endif /* CONFIG_VIDEO_IPUV3 */ + int board_early_init_f(void) { SETUP_IOMUX_PADS(uart4_pads); @@ -176,6 +213,11 @@ int board_init(void) #ifdef CONFIG_NAND_MXS setup_gpmi_nand(); #endif + +#ifdef CONFIG_VIDEO_IPUV3 + setup_display(); +#endif + return 0; } |