Add clock functions and relevant registers to enable/set LCDIF clock and LVDS clock.
Signed-off-by: Ye.Li <[email protected]> --- arch/arm/cpu/armv7/mx6/clock.c | 238 +++++++++++++++++++++++++++++ arch/arm/include/asm/arch-mx6/clock.h | 5 + arch/arm/include/asm/arch-mx6/crm_regs.h | 53 ++++++- arch/arm/include/asm/arch-mx6/imx-regs.h | 242 ++++++++++++++++++++++++++++++ 4 files changed, 533 insertions(+), 5 deletions(-) diff --git a/arch/arm/cpu/armv7/mx6/clock.c b/arch/arm/cpu/armv7/mx6/clock.c index b6983e6..24b9b95 100644 --- a/arch/arm/cpu/armv7/mx6/clock.c +++ b/arch/arm/cpu/armv7/mx6/clock.c @@ -545,6 +545,244 @@ u32 imx_get_fecclk(void) return mxc_get_clock(MXC_IPG_CLK); } +#ifdef CONFIG_MX6SX +static void enable_lcdif_clock(uint32_t base_addr) +{ + u32 reg = 0; + + /* Enable the LCDIF pix clock, axi clock, disp axi clock */ + reg = readl(&imx_ccm->CCGR3); + if (base_addr == LCDIF1_BASE_ADDR) + reg |= (MXC_CCM_CCGR3_LCDIF1_PIX_MASK | MXC_CCM_CCGR3_DISP_AXI_MASK); + else + reg |= (MXC_CCM_CCGR3_LCDIF2_PIX_MASK | MXC_CCM_CCGR3_DISP_AXI_MASK); + writel(reg, &imx_ccm->CCGR3); + + reg = readl(&imx_ccm->CCGR2); + reg |= (MXC_CCM_CCGR2_LCD_MASK); + writel(reg, &imx_ccm->CCGR2); +} + +static void disable_lcdif_clock(uint32_t base_addr) +{ + u32 reg = 0; + + /* Disable the LCDIF pix clock, axi clock, disp axi clock */ + reg = readl(&imx_ccm->CCGR3); + if (base_addr == LCDIF1_BASE_ADDR) + reg &= ~(MXC_CCM_CCGR3_LCDIF1_PIX_MASK | MXC_CCM_CCGR3_DISP_AXI_MASK); + else + reg &= ~(MXC_CCM_CCGR3_LCDIF2_PIX_MASK | MXC_CCM_CCGR3_DISP_AXI_MASK); + writel(reg, &imx_ccm->CCGR3); + + reg = readl(&imx_ccm->CCGR2); + reg &= ~(MXC_CCM_CCGR2_LCD_MASK); + writel(reg, &imx_ccm->CCGR2); +} + + +void setup_lvds_clock(uint32_t lcdif_base) +{ + u32 reg = 0; + struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR; + + disable_lcdif_clock(lcdif_base); + + /* Turn off LDB DI0 clocks */ + reg = readl(&imx_ccm->CCGR3); + reg &= ~MXC_CCM_CCGR3_LDB_DI0_MASK; + writel(reg, &imx_ccm->CCGR3); + + /* set LDB DI0 clk select to 011 PLL2 PFD3 200M*/ + reg = readl(&imx_ccm->cs2cdr); + reg &= ~MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_MASK; + reg |= (3 << MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_OFFSET); + writel(reg, &imx_ccm->cs2cdr); + + reg = readl(&imx_ccm->cscmr2); + reg |= MXC_CCM_CSCMR2_LDB_DI0_IPU_DIV; + writel(reg, &imx_ccm->cscmr2); + + /* set LDB DI0 clock for LCDIF PIX clock */ + reg = readl(&imx_ccm->cscdr2); + if (lcdif_base == LCDIF1_BASE_ADDR) { + reg &= ~MXC_CCM_CSCDR2_LCDIF1_CLK_SEL_MASK; + reg |= (0x3 << MXC_CCM_CSCDR2_LCDIF1_CLK_SEL_OFFSET); + } else { + reg &= ~MXC_CCM_CSCDR2_LCDIF2_CLK_SEL_MASK; + reg |= (0x3 << MXC_CCM_CSCDR2_LCDIF2_CLK_SEL_OFFSET); + } + writel(reg, &imx_ccm->cscdr2); + + reg = IOMUXC_GPR2_DI0_VS_POLARITY_ACTIVE_LOW + | IOMUXC_GPR2_BIT_MAPPING_CH0_SPWG + | IOMUXC_GPR2_DATA_WIDTH_CH0_18BIT + | IOMUXC_GPR2_LVDS_CH0_MODE_ENABLED_DI0; + writel(reg, &iomux->gpr[6]); + + reg = readl(&iomux->gpr[5]); + if (lcdif_base == LCDIF1_BASE_ADDR) + reg &= ~0x8; /* MUX LVDS to LCDIF1 */ + else + reg |= 0x8; /* MUX LVDS to LCDIF2 */ + writel(reg, &iomux->gpr[5]); + + /* Turn on LDB DI0 clocks */ + reg = readl(&imx_ccm->CCGR3); + reg |= MXC_CCM_CCGR3_LDB_DI0_MASK; + writel(reg, &imx_ccm->CCGR3); + + enable_lcdif_clock(lcdif_base); +} + +void setup_lcdif_clock(uint32_t base_addr) +{ + u32 reg = 0; + + /* Disable the lcdif clocks, the driver will enable the lcdif clock */ + disable_lcdif_clock(base_addr); + + /* Set to pre-mux clock at default */ + reg = readl(&imx_ccm->cscdr2); + if (base_addr == LCDIF1_BASE_ADDR) + reg &= ~MXC_CCM_CSCDR2_LCDIF1_CLK_SEL_MASK; + else + reg &= ~MXC_CCM_CSCDR2_LCDIF2_CLK_SEL_MASK; + writel(reg, &imx_ccm->cscdr2); +} + +static int enable_pll_video(u32 pll_div, u32 pll_num, u32 pll_denom) +{ + u32 reg = 0; + ulong start; + + debug("pll5 div = %d, num = %d, denom = %d\n", + pll_div, pll_num, pll_denom); + + /* Power up PLL5 video */ + writel(BM_ANADIG_PLL_VIDEO_POWERDOWN | BM_ANADIG_PLL_VIDEO_BYPASS | + BM_ANADIG_PLL_VIDEO_DIV_SELECT | BM_ANADIG_PLL_VIDEO_POST_DIV_SELECT, + &imx_ccm->analog_pll_video_clr); + + /* Set div, num and denom */ + writel(BF_ANADIG_PLL_VIDEO_DIV_SELECT(pll_div) | + BF_ANADIG_PLL_VIDEO_POST_DIV_SELECT(0x2), + &imx_ccm->analog_pll_video_set); + + writel(BF_ANADIG_PLL_VIDEO_NUM_A(pll_num), + &imx_ccm->analog_pll_video_num); + + writel(BF_ANADIG_PLL_VIDEO_DENOM_B(pll_denom), + &imx_ccm->analog_pll_video_denom); + + /* Wait PLL5 lock */ + start = get_timer(0); /* Get current timestamp */ + + do { + reg = readl(&imx_ccm->analog_pll_video); + if (reg & BM_ANADIG_PLL_VIDEO_LOCK) { + /* Enable PLL out */ + writel(BM_ANADIG_PLL_VIDEO_ENABLE, + &imx_ccm->analog_pll_video_set); + return 0; + } + } while (get_timer(0) < (start + 10)); /* Wait 10ms */ + + printf("Lock PLL5 timeout\n"); + return 1; + +} + +void mxs_set_lcdclk(uint32_t base_addr, uint32_t freq) +{ + u32 reg = 0; + u32 hck = MXC_HCLK/1000; + u32 min = hck * 27; + u32 max = hck * 54; + u32 temp, best = 0; + u32 i, j, pred = 1, postd = 1; + u32 pll_div, pll_num, pll_denom; + + debug("mxs_set_lcdclk, freq = %d\n", freq); + + if (base_addr == LCDIF1_BASE_ADDR) { + reg = readl(&imx_ccm->cscdr2); + if ((reg & MXC_CCM_CSCDR2_LCDIF1_CLK_SEL_MASK) != 0) + return; /*Can't change clocks when clock not from pre-mux */ + } else { + reg = readl(&imx_ccm->cscdr2); + if ((reg & MXC_CCM_CSCDR2_LCDIF2_CLK_SEL_MASK) != 0) + return; /*Can't change clocks when clock not from pre-mux */ + } + + for (i = 1; i <= 8; i++) { + for (j = 1; j <= 8; j++) { + temp = freq * i * j; + if (temp > max || temp < min) + continue; + + if (best == 0 || temp < best) { + best = temp; + pred = i; + postd = j; + } + } + } + + if (best == 0) { + printf("Fail to set rate to %dkhz", freq); + return; + } + + debug("best %d, pred = %d, postd = %d\n", best, pred, postd); + + pll_div = best / hck; + pll_denom = 1000000; + pll_num = (best - hck * pll_div) * pll_denom / hck; + + if (enable_pll_video(pll_div, pll_num, pll_denom)) + return; + + /* Disable the lcdif clocks first */ + disable_lcdif_clock(base_addr); + + if (base_addr == LCDIF1_BASE_ADDR) { + /* Select pre-lcd clock to PLL5 */ + reg = readl(&imx_ccm->cscdr2); + reg &= ~MXC_CCM_CSCDR2_LCDIF1_PRED_SEL_MASK; + reg |= (0x2 << MXC_CCM_CSCDR2_LCDIF1_PRED_SEL_OFFSET); + /* Set the pre divider */ + reg &= ~MXC_CCM_CSCDR2_LCDIF1_PRE_DIV_MASK; + reg |= ((pred - 1) << MXC_CCM_CSCDR2_LCDIF1_PRE_DIV_OFFSET); + writel(reg, &imx_ccm->cscdr2); + + /* Set the post divider */ + reg = readl(&imx_ccm->cbcmr); + reg &= ~MXC_CCM_CBCMR_LCDIF1_PODF_MASK; + reg |= ((postd - 1) << MXC_CCM_CBCMR_LCDIF1_PODF_OFFSET); + writel(reg, &imx_ccm->cbcmr); + } else { + /* Select pre-lcd clock to PLL5 */ + reg = readl(&imx_ccm->cscdr2); + reg &= ~MXC_CCM_CSCDR2_LCDIF2_PRED_SEL_MASK; + reg |= (0x2 << MXC_CCM_CSCDR2_LCDIF2_PRED_SEL_OFFSET); + /* Set the pre divider */ + reg &= ~MXC_CCM_CSCDR2_LCDIF2_PRE_DIV_MASK; + reg |= ((pred - 1) << MXC_CCM_CSCDR2_LCDIF2_PRE_DIV_OFFSET); + writel(reg, &imx_ccm->cscdr2); + + /* Set the post divider */ + reg = readl(&imx_ccm->cscmr1); + reg &= ~MXC_CCM_CSCMR1_LCDIF2_PODF_MASK; + reg |= ((postd - 1) << MXC_CCM_CSCMR1_LCDIF2_PODF_OFFSET); + writel(reg, &imx_ccm->cscmr1); + } + + /* Enable the lcdif clocks */ + enable_lcdif_clock(base_addr); +} +#endif + static int enable_enet_pll(uint32_t en) { struct mxc_ccm_reg *const imx_ccm diff --git a/arch/arm/include/asm/arch-mx6/clock.h b/arch/arm/include/asm/arch-mx6/clock.h index 226a4cd..5698906 100644 --- a/arch/arm/include/asm/arch-mx6/clock.h +++ b/arch/arm/include/asm/arch-mx6/clock.h @@ -68,4 +68,9 @@ void enable_ipu_clock(void); int enable_fec_anatop_clock(enum enet_freq freq); void enable_enet_clk(unsigned char enable); void enable_thermal_clk(void); +#if (defined(CONFIG_MX6SX)) +void setup_lvds_clock(uint32_t lcdif_base); +void setup_lcdif_clock(uint32_t base_addr); +void mxs_set_lcdclk(uint32_t base_addr, uint32_t freq); +#endif #endif /* __ASM_ARCH_CLOCK_H */ diff --git a/arch/arm/include/asm/arch-mx6/crm_regs.h b/arch/arm/include/asm/arch-mx6/crm_regs.h index 39f3c07..99431a6 100644 --- a/arch/arm/include/asm/arch-mx6/crm_regs.h +++ b/arch/arm/include/asm/arch-mx6/crm_regs.h @@ -168,6 +168,26 @@ struct mxc_ccm_reg { #define MXC_CCM_CBCDR_PERIPH2_CLK2_PODF_OFFSET 0 /* Define the bits in register CBCMR */ +#ifdef CONFIG_MX6SX +#define MXC_CCM_CBCMR_GPU_CORE_PODF_MASK (0x7 << 29) +#define MXC_CCM_CBCMR_GPU_CORE_PODF_OFFSET 29 +#define MXC_CCM_CBCMR_GPU_AXI_PODF_MASK (0x7 << 26) +#define MXC_CCM_CBCMR_GPU_AXI_PODF_OFFSET 26 +#define MXC_CCM_CBCMR_LCDIF1_PODF_MASK (0x7 << 23) +#define MXC_CCM_CBCMR_LCDIF1_PODF_OFFSET 23 +#define MXC_CCM_CBCMR_PRE_PERIPH2_CLK_SEL_MASK (0x3 << 21) +#define MXC_CCM_CBCMR_PRE_PERIPH2_CLK_SEL_OFFSET 21 +#define MXC_CCM_CBCMR_PRE_PERIPH2_CLK2_SEL (1 << 20) +#define MXC_CCM_CBCMR_PRE_PERIPH_CLK_SEL_MASK (0x3 << 18) +#define MXC_CCM_CBCMR_PRE_PERIPH_CLK_SEL_OFFSET 18 +#define MXC_CCM_CBCMR_PERIPH_CLK2_SEL_MASK (0x3 << 12) +#define MXC_CCM_CBCMR_PERIPH_CLK2_SEL_OFFSET 12 +#define MXC_CCM_CBCMR_PCIE_AXI_CLK_SEL (1 << 10) +#define MXC_CCM_CBCMR_GPU_AXI_CLK_SEL_MASK (0x3 << 8) +#define MXC_CCM_CBCMR_GPU_AXI_CLK_SEL_OFFSET 8 +#define MXC_CCM_CBCMR_GPU_CORE_CLK_SEL_MASK (0x3 << 4) +#define MXC_CCM_CBCMR_GPU_CORE_CLK_SEL_OFFSET 4 +#else #define MXC_CCM_CBCMR_GPU3D_SHADER_PODF_MASK (0x7 << 29) #define MXC_CCM_CBCMR_GPU3D_SHADER_PODF_OFFSET 29 #define MXC_CCM_CBCMR_GPU3D_CORE_PODF_MASK (0x7 << 26) @@ -179,23 +199,18 @@ struct mxc_ccm_reg { #define MXC_CCM_CBCMR_PRE_PERIPH2_CLK2_SEL (1 << 20) #define MXC_CCM_CBCMR_PRE_PERIPH_CLK_SEL_MASK (0x3 << 18) #define MXC_CCM_CBCMR_PRE_PERIPH_CLK_SEL_OFFSET 18 -#ifndef CONFIG_MX6SX #define MXC_CCM_CBCMR_GPU2D_CLK_SEL_MASK (0x3 << 16) #define MXC_CCM_CBCMR_GPU2D_CLK_SEL_OFFSET 16 #define MXC_CCM_CBCMR_VPU_AXI_CLK_SEL_MASK (0x3 << 14) #define MXC_CCM_CBCMR_VPU_AXI_CLK_SEL_OFFSET 14 -#endif #define MXC_CCM_CBCMR_PERIPH_CLK2_SEL_MASK (0x3 << 12) #define MXC_CCM_CBCMR_PERIPH_CLK2_SEL_OFFSET 12 -#ifndef CONFIG_MX6SX #define MXC_CCM_CBCMR_VDOAXI_CLK_SEL (1 << 11) -#endif #define MXC_CCM_CBCMR_PCIE_AXI_CLK_SEL (1 << 10) #define MXC_CCM_CBCMR_GPU3D_SHADER_CLK_SEL_MASK (0x3 << 8) #define MXC_CCM_CBCMR_GPU3D_SHADER_CLK_SEL_OFFSET 8 #define MXC_CCM_CBCMR_GPU3D_CORE_CLK_SEL_MASK (0x3 << 4) #define MXC_CCM_CBCMR_GPU3D_CORE_CLK_SEL_OFFSET 4 -#ifndef CONFIG_MX6SX #define MXC_CCM_CBCMR_GPU3D_AXI_CLK_SEL (1 << 1) #define MXC_CCM_CBCMR_GPU2D_AXI_CLK_SEL (1 << 0) #endif @@ -212,9 +227,15 @@ struct mxc_ccm_reg { #endif #define MXC_CCM_CSCMR1_ACLK_EMI_SLOW_PODF_MASK (0x7 << 23) #define MXC_CCM_CSCMR1_ACLK_EMI_SLOW_PODF_OFFSET 23 + /* ACLK_EMI_PODF is LCFIF2_PODF on MX6SX */ +#ifdef CONFIG_MX6SX +#define MXC_CCM_CSCMR1_LCDIF2_PODF_MASK (0x7 << 20) +#define MXC_CCM_CSCMR1_LCDIF2_PODF_OFFSET 20 +#else #define MXC_CCM_CSCMR1_ACLK_EMI_PODF_MASK (0x7 << 20) #define MXC_CCM_CSCMR1_ACLK_EMI_PODF_OFFSET 20 +#endif #define MXC_CCM_CSCMR1_USDHC4_CLK_SEL (1 << 19) #define MXC_CCM_CSCMR1_USDHC3_CLK_SEL (1 << 18) #define MXC_CCM_CSCMR1_USDHC2_CLK_SEL (1 << 17) @@ -384,6 +405,22 @@ struct mxc_ccm_reg { /* Define the bits in register CSCDR2 */ #define MXC_CCM_CSCDR2_ECSPI_CLK_PODF_MASK (0x3F << 19) #define MXC_CCM_CSCDR2_ECSPI_CLK_PODF_OFFSET 19 + +#ifdef CONFIG_MX6SX +#define MXC_CCM_CSCDR2_LCDIF1_PRED_SEL_MASK (0x7 << 15) +#define MXC_CCM_CSCDR2_LCDIF1_PRED_SEL_OFFSET 15 +#define MXC_CCM_CSCDR2_LCDIF1_PRE_DIV_MASK (0x7 << 12) +#define MXC_CCM_CSCDR2_LCDIF1_PRE_DIV_OFFSET 12 +#define MXC_CCM_CSCDR2_LCDIF1_CLK_SEL_MASK (0x7 << 9) +#define MXC_CCM_CSCDR2_LCDIF1_CLK_SEL_OFFSET 9 +#define MXC_CCM_CSCDR2_LCDIF2_PRED_SEL_MASK (0x7 << 6) +#define MXC_CCM_CSCDR2_LCDIF2_PRED_SEL_OFFSET 6 +#define MXC_CCM_CSCDR2_LCDIF2_PRE_DIV_MASK (0x7 << 3) +#define MXC_CCM_CSCDR2_LCDIF2_PRE_DIV_OFFSET 3 +#define MXC_CCM_CSCDR2_LCDIF2_CLK_SEL_MASK (0x7 << 0) +#define MXC_CCM_CSCDR2_LCDIF2_CLK_SEL_OFFSET 0 +#endif + /* All IPU2_DI1 are LCDIF1 on MX6SX */ #define MXC_CCM_CHSCCDR_IPU2_DI1_PRE_CLK_SEL_MASK (0x7 << 15) #define MXC_CCM_CHSCCDR_IPU2_DI1_PRE_CLK_SEL_OFFSET 15 @@ -621,6 +658,12 @@ struct mxc_ccm_reg { #define MXC_CCM_CCGR3_M4_MASK (3 << MXC_CCM_CCGR3_M4_OFFSET) #define MXC_CCM_CCGR3_ENET_OFFSET 4 #define MXC_CCM_CCGR3_ENET_MASK (3 << MXC_CCM_CCGR3_ENET_OFFSET) +#define MXC_CCM_CCGR3_DISP_AXI_OFFSET 6 +#define MXC_CCM_CCGR3_DISP_AXI_MASK (3 << MXC_CCM_CCGR3_DISP_AXI_OFFSET) +#define MXC_CCM_CCGR3_LCDIF2_PIX_OFFSET 8 +#define MXC_CCM_CCGR3_LCDIF2_PIX_MASK (3 << MXC_CCM_CCGR3_LCDIF2_PIX_OFFSET) +#define MXC_CCM_CCGR3_LCDIF1_PIX_OFFSET 10 +#define MXC_CCM_CCGR3_LCDIF1_PIX_MASK (3 << MXC_CCM_CCGR3_LCDIF1_PIX_OFFSET) #define MXC_CCM_CCGR3_QSPI_OFFSET 14 #define MXC_CCM_CCGR3_QSPI_MASK (3 << MXC_CCM_CCGR3_QSPI_OFFSET) #else diff --git a/arch/arm/include/asm/arch-mx6/imx-regs.h b/arch/arm/include/asm/arch-mx6/imx-regs.h index 1983f2d..247fb88 100644 --- a/arch/arm/include/asm/arch-mx6/imx-regs.h +++ b/arch/arm/include/asm/arch-mx6/imx-regs.h @@ -850,5 +850,247 @@ struct pwm_regs { u32 pr; u32 cnr; }; + +/* eLCDIF controller registers */ +struct mxs_lcdif_regs { + u32 hw_lcdif_ctrl; /* 0x00 */ + u32 hw_lcdif_ctrl_set; + u32 hw_lcdif_ctrl_clr; + u32 hw_lcdif_ctrl_tog; + u32 hw_lcdif_ctrl1; /* 0x10 */ + u32 hw_lcdif_ctrl1_set; + u32 hw_lcdif_ctrl1_clr; + u32 hw_lcdif_ctrl1_tog; + u32 hw_lcdif_ctrl2; /* 0x20 */ + u32 hw_lcdif_ctrl2_set; + u32 hw_lcdif_ctrl2_clr; + u32 hw_lcdif_ctrl2_tog; + u32 hw_lcdif_transfer_count; /* 0x30 */ + u32 reserved1[3]; + u32 hw_lcdif_cur_buf; /* 0x40 */ + u32 reserved2[3]; + u32 hw_lcdif_next_buf; /* 0x50 */ + u32 reserved3[3]; + u32 hw_lcdif_timing; /* 0x60 */ + u32 reserved4[3]; + u32 hw_lcdif_vdctrl0; /* 0x70 */ + u32 hw_lcdif_vdctrl0_set; + u32 hw_lcdif_vdctrl0_clr; + u32 hw_lcdif_vdctrl0_tog; + u32 hw_lcdif_vdctrl1; /* 0x80 */ + u32 reserved5[3]; + u32 hw_lcdif_vdctrl2; /* 0x90 */ + u32 reserved6[3]; + u32 hw_lcdif_vdctrl3; /* 0xa0 */ + u32 reserved7[3]; + u32 hw_lcdif_vdctrl4; /* 0xb0 */ + u32 reserved8[3]; + u32 hw_lcdif_dvictrl0; /* 0xc0 */ + u32 reserved9[3]; + u32 hw_lcdif_dvictrl1; /* 0xd0 */ + u32 reserved10[3]; + u32 hw_lcdif_dvictrl2; /* 0xe0 */ + u32 reserved11[3]; + u32 hw_lcdif_dvictrl3; /* 0xf0 */ + u32 reserved12[3]; + u32 hw_lcdif_dvictrl4; /* 0x100 */ + u32 reserved13[3]; + u32 hw_lcdif_csc_coeffctrl0; /* 0x110 */ + u32 reserved14[3]; + u32 hw_lcdif_csc_coeffctrl1; /* 0x120 */ + u32 reserved15[3]; + u32 hw_lcdif_csc_coeffctrl2; /* 0x130 */ + u32 reserved16[3]; + u32 hw_lcdif_csc_coeffctrl3; /* 0x140 */ + u32 reserved17[3]; + u32 hw_lcdif_csc_coeffctrl4; /* 0x150 */ + u32 reserved18[3]; + u32 hw_lcdif_csc_offset; /* 0x160 */ + u32 reserved19[3]; + u32 hw_lcdif_csc_limit; /* 0x170 */ + u32 reserved20[3]; + u32 hw_lcdif_data; /* 0x180 */ + u32 reserved21[3]; + u32 hw_lcdif_bm_error_stat; /* 0x190 */ + u32 reserved22[3]; + u32 hw_lcdif_crc_stat; /* 0x1a0 */ + u32 reserved23[3]; + u32 hw_lcdif_lcdif_stat; /* 0x1b0 */ + u32 reserved24[3]; + u32 hw_lcdif_version; /* 0x1c0 */ + u32 reserved25[3]; + u32 hw_lcdif_debug0; /* 0x1d0 */ + u32 reserved26[3]; + u32 hw_lcdif_debug1; /* 0x1e0 */ + u32 reserved27[3]; + u32 hw_lcdif_debug2; /* 0x1f0 */ + u32 reserved28[3]; + u32 hw_lcdif_thres; /* 0x200 */ + u32 reserved29[3]; + u32 hw_lcdif_as_ctrl; /* 0x210 */ + u32 reserved30[3]; + u32 hw_lcdif_as_buf; /* 0x220 */ + u32 reserved31[3]; + u32 hw_lcdif_as_next_buf; /* 0x230 */ + u32 reserved32[3]; + u32 hw_lcdif_as_clrkeylow; /* 0x240 */ + u32 reserved33[3]; + u32 hw_lcdif_as_clrkeyhigh; /* 0x250 */ + u32 reserved34[3]; + u32 hw_lcdif_as_sync_delay; /* 0x260 */ + u32 reserved35[3]; + u32 hw_lcdif_as_debug3; /* 0x270 */ + u32 reserved36[3]; + u32 hw_lcdif_as_debug4; /* 0x280 */ + u32 reserved37[3]; + u32 hw_lcdif_as_debug5; /* 0x290 */ +}; + +#define MXS_LCDIF_BASE LCDIF2_BASE_ADDR + +#define LCDIF_CTRL_SFTRST (1 << 31) +#define LCDIF_CTRL_CLKGATE (1 << 30) +#define LCDIF_CTRL_YCBCR422_INPUT (1 << 29) +#define LCDIF_CTRL_READ_WRITEB (1 << 28) +#define LCDIF_CTRL_WAIT_FOR_VSYNC_EDGE (1 << 27) +#define LCDIF_CTRL_DATA_SHIFT_DIR (1 << 26) +#define LCDIF_CTRL_SHIFT_NUM_BITS_MASK (0x1f << 21) +#define LCDIF_CTRL_SHIFT_NUM_BITS_OFFSET 21 +#define LCDIF_CTRL_DVI_MODE (1 << 20) +#define LCDIF_CTRL_BYPASS_COUNT (1 << 19) +#define LCDIF_CTRL_VSYNC_MODE (1 << 18) +#define LCDIF_CTRL_DOTCLK_MODE (1 << 17) +#define LCDIF_CTRL_DATA_SELECT (1 << 16) +#define LCDIF_CTRL_INPUT_DATA_SWIZZLE_MASK (0x3 << 14) +#define LCDIF_CTRL_INPUT_DATA_SWIZZLE_OFFSET 14 +#define LCDIF_CTRL_CSC_DATA_SWIZZLE_MASK (0x3 << 12) +#define LCDIF_CTRL_CSC_DATA_SWIZZLE_OFFSET 12 +#define LCDIF_CTRL_LCD_DATABUS_WIDTH_MASK (0x3 << 10) +#define LCDIF_CTRL_LCD_DATABUS_WIDTH_OFFSET 10 +#define LCDIF_CTRL_LCD_DATABUS_WIDTH_16BIT (0 << 10) +#define LCDIF_CTRL_LCD_DATABUS_WIDTH_8BIT (1 << 10) +#define LCDIF_CTRL_LCD_DATABUS_WIDTH_18BIT (2 << 10) +#define LCDIF_CTRL_LCD_DATABUS_WIDTH_24BIT (3 << 10) +#define LCDIF_CTRL_WORD_LENGTH_MASK (0x3 << 8) +#define LCDIF_CTRL_WORD_LENGTH_OFFSET 8 +#define LCDIF_CTRL_WORD_LENGTH_16BIT (0 << 8) +#define LCDIF_CTRL_WORD_LENGTH_8BIT (1 << 8) +#define LCDIF_CTRL_WORD_LENGTH_18BIT (2 << 8) +#define LCDIF_CTRL_WORD_LENGTH_24BIT (3 << 8) +#define LCDIF_CTRL_RGB_TO_YCBCR422_CSC (1 << 7) +#define LCDIF_CTRL_LCDIF_MASTER (1 << 5) +#define LCDIF_CTRL_DATA_FORMAT_16_BIT (1 << 3) +#define LCDIF_CTRL_DATA_FORMAT_18_BIT (1 << 2) +#define LCDIF_CTRL_DATA_FORMAT_24_BIT (1 << 1) +#define LCDIF_CTRL_RUN (1 << 0) + +#define LCDIF_CTRL1_COMBINE_MPU_WR_STRB (1 << 27) +#define LCDIF_CTRL1_BM_ERROR_IRQ_EN (1 << 26) +#define LCDIF_CTRL1_BM_ERROR_IRQ (1 << 25) +#define LCDIF_CTRL1_RECOVER_ON_UNDERFLOW (1 << 24) +#define LCDIF_CTRL1_INTERLACE_FIELDS (1 << 23) +#define LCDIF_CTRL1_START_INTERLACE_FROM_SECOND_FIELD (1 << 22) +#define LCDIF_CTRL1_FIFO_CLEAR (1 << 21) +#define LCDIF_CTRL1_IRQ_ON_ALTERNATE_FIELDS (1 << 20) +#define LCDIF_CTRL1_BYTE_PACKING_FORMAT_MASK (0xf << 16) +#define LCDIF_CTRL1_BYTE_PACKING_FORMAT_OFFSET 16 +#define LCDIF_CTRL1_OVERFLOW_IRQ_EN (1 << 15) +#define LCDIF_CTRL1_UNDERFLOW_IRQ_EN (1 << 14) +#define LCDIF_CTRL1_CUR_FRAME_DONE_IRQ_EN (1 << 13) +#define LCDIF_CTRL1_VSYNC_EDGE_IRQ_EN (1 << 12) +#define LCDIF_CTRL1_OVERFLOW_IRQ (1 << 11) +#define LCDIF_CTRL1_UNDERFLOW_IRQ (1 << 10) +#define LCDIF_CTRL1_CUR_FRAME_DONE_IRQ (1 << 9) +#define LCDIF_CTRL1_VSYNC_EDGE_IRQ (1 << 8) +#define LCDIF_CTRL1_BUSY_ENABLE (1 << 2) +#define LCDIF_CTRL1_MODE86 (1 << 1) +#define LCDIF_CTRL1_RESET (1 << 0) + +#define LCDIF_CTRL2_OUTSTANDING_REQS_MASK (0x7 << 21) +#define LCDIF_CTRL2_OUTSTANDING_REQS_OFFSET 21 +#define LCDIF_CTRL2_OUTSTANDING_REQS_REQ_1 (0x0 << 21) +#define LCDIF_CTRL2_OUTSTANDING_REQS_REQ_2 (0x1 << 21) +#define LCDIF_CTRL2_OUTSTANDING_REQS_REQ_4 (0x2 << 21) +#define LCDIF_CTRL2_OUTSTANDING_REQS_REQ_8 (0x3 << 21) +#define LCDIF_CTRL2_OUTSTANDING_REQS_REQ_16 (0x4 << 21) +#define LCDIF_CTRL2_BURST_LEN_8 (1 << 20) +#define LCDIF_CTRL2_ODD_LINE_PATTERN_MASK (0x7 << 16) +#define LCDIF_CTRL2_ODD_LINE_PATTERN_OFFSET 16 +#define LCDIF_CTRL2_ODD_LINE_PATTERN_RGB (0x0 << 16) +#define LCDIF_CTRL2_ODD_LINE_PATTERN_RBG (0x1 << 16) +#define LCDIF_CTRL2_ODD_LINE_PATTERN_GBR (0x2 << 16) +#define LCDIF_CTRL2_ODD_LINE_PATTERN_GRB (0x3 << 16) +#define LCDIF_CTRL2_ODD_LINE_PATTERN_BRG (0x4 << 16) +#define LCDIF_CTRL2_ODD_LINE_PATTERN_BGR (0x5 << 16) +#define LCDIF_CTRL2_EVEN_LINE_PATTERN_MASK (0x7 << 12) +#define LCDIF_CTRL2_EVEN_LINE_PATTERN_OFFSET 12 +#define LCDIF_CTRL2_EVEN_LINE_PATTERN_RGB (0x0 << 12) +#define LCDIF_CTRL2_EVEN_LINE_PATTERN_RBG (0x1 << 12) +#define LCDIF_CTRL2_EVEN_LINE_PATTERN_GBR (0x2 << 12) +#define LCDIF_CTRL2_EVEN_LINE_PATTERN_GRB (0x3 << 12) +#define LCDIF_CTRL2_EVEN_LINE_PATTERN_BRG (0x4 << 12) +#define LCDIF_CTRL2_EVEN_LINE_PATTERN_BGR (0x5 << 12) +#define LCDIF_CTRL2_READ_PACK_DIR (1 << 10) +#define LCDIF_CTRL2_READ_MODE_OUTPUT_IN_RGB_FORMAT (1 << 9) +#define LCDIF_CTRL2_READ_MODE_6_BIT_INPUT (1 << 8) +#define LCDIF_CTRL2_READ_MODE_NUM_PACKED_SUBWORDS_MASK (0x7 << 4) +#define LCDIF_CTRL2_READ_MODE_NUM_PACKED_SUBWORDS_OFFSET 4 +#define LCDIF_CTRL2_INITIAL_DUMMY_READ_MASK (0x7 << 1) +#define LCDIF_CTRL2_INITIAL_DUMMY_READ_OFFSET 1 + +#define LCDIF_TRANSFER_COUNT_V_COUNT_MASK (0xffff << 16) +#define LCDIF_TRANSFER_COUNT_V_COUNT_OFFSET 16 +#define LCDIF_TRANSFER_COUNT_H_COUNT_MASK (0xffff << 0) +#define LCDIF_TRANSFER_COUNT_H_COUNT_OFFSET 0 + +#define LCDIF_CUR_BUF_ADDR_MASK 0xffffffff +#define LCDIF_CUR_BUF_ADDR_OFFSET 0 + +#define LCDIF_NEXT_BUF_ADDR_MASK 0xffffffff +#define LCDIF_NEXT_BUF_ADDR_OFFSET 0 + +#define LCDIF_TIMING_CMD_HOLD_MASK (0xff << 24) +#define LCDIF_TIMING_CMD_HOLD_OFFSET 24 +#define LCDIF_TIMING_CMD_SETUP_MASK (0xff << 16) +#define LCDIF_TIMING_CMD_SETUP_OFFSET 16 +#define LCDIF_TIMING_DATA_HOLD_MASK (0xff << 8) +#define LCDIF_TIMING_DATA_HOLD_OFFSET 8 +#define LCDIF_TIMING_DATA_SETUP_MASK (0xff << 0) +#define LCDIF_TIMING_DATA_SETUP_OFFSET 0 + +#define LCDIF_VDCTRL0_VSYNC_OEB (1 << 29) +#define LCDIF_VDCTRL0_ENABLE_PRESENT (1 << 28) +#define LCDIF_VDCTRL0_VSYNC_POL (1 << 27) +#define LCDIF_VDCTRL0_HSYNC_POL (1 << 26) +#define LCDIF_VDCTRL0_DOTCLK_POL (1 << 25) +#define LCDIF_VDCTRL0_ENABLE_POL (1 << 24) +#define LCDIF_VDCTRL0_VSYNC_PERIOD_UNIT (1 << 21) +#define LCDIF_VDCTRL0_VSYNC_PULSE_WIDTH_UNIT (1 << 20) +#define LCDIF_VDCTRL0_HALF_LINE (1 << 19) +#define LCDIF_VDCTRL0_HALF_LINE_MODE (1 << 18) +#define LCDIF_VDCTRL0_VSYNC_PULSE_WIDTH_MASK 0x3ffff +#define LCDIF_VDCTRL0_VSYNC_PULSE_WIDTH_OFFSET 0 + +#define LCDIF_VDCTRL1_VSYNC_PERIOD_MASK 0xffffffff +#define LCDIF_VDCTRL1_VSYNC_PERIOD_OFFSET 0 + +#define LCDIF_VDCTRL2_HSYNC_PULSE_WIDTH_MASK (0x3fff << 18) +#define LCDIF_VDCTRL2_HSYNC_PULSE_WIDTH_OFFSET 18 +#define LCDIF_VDCTRL2_HSYNC_PERIOD_MASK 0x3ffff +#define LCDIF_VDCTRL2_HSYNC_PERIOD_OFFSET 0 + +#define LCDIF_VDCTRL3_MUX_SYNC_SIGNALS (1 << 29) +#define LCDIF_VDCTRL3_VSYNC_ONLY (1 << 28) +#define LCDIF_VDCTRL3_HORIZONTAL_WAIT_CNT_MASK (0xfff << 16) +#define LCDIF_VDCTRL3_HORIZONTAL_WAIT_CNT_OFFSET 16 +#define LCDIF_VDCTRL3_VERTICAL_WAIT_CNT_MASK (0xffff << 0) +#define LCDIF_VDCTRL3_VERTICAL_WAIT_CNT_OFFSET 0 + +#define LCDIF_VDCTRL4_DOTCLK_DLY_SEL_MASK (0x7 << 29) +#define LCDIF_VDCTRL4_DOTCLK_DLY_SEL_OFFSET 29 +#define LCDIF_VDCTRL4_SYNC_SIGNALS_ON (1 << 18) +#define LCDIF_VDCTRL4_DOTCLK_H_VALID_DATA_CNT_MASK 0x3ffff +#define LCDIF_VDCTRL4_DOTCLK_H_VALID_DATA_CNT_OFFSET 0 + #endif /* __ASSEMBLER__*/ #endif /* __ASM_ARCH_MX6_IMX_REGS_H__ */ -- 1.7.4.1 _______________________________________________ U-Boot mailing list [email protected] http://lists.denx.de/mailman/listinfo/u-boot
