[U-Boot] [PATCH 06/10] sunxi: clk: add basic clocks for A83T

Vishnu Patekar
2015-11-14T18:47:05Z

Hello,

On Sat, Nov 14, 2015 at 1:25 AM, Hans de Goede <hdegoede@redhat.com> wrote:
> Hi,
>
> On 12-11-15 19:09, Vishnu Patekar wrote:
>>
>> Add basic clocks pll1, pll5, and some default values from allwinner
>> u-boot.
>>
>> Signed-off-by: Vishnu Patekar <vishnupatekar0510@gmail.com>
>
>
> This one looks good as is.
I'm going to increase the PLL6 clock as same as allwinner u-boot, i.e. 1200MHz.

How can we know that pll6's safe range. as per data sheet, multiplier
can be 12 to 255.
But, 24*255 Mhz is not realistic.

>
> Regards,
>
> Hans
>
>
>> ---
>> arch/arm/cpu/armv7/sunxi/Makefile | 4 +
>> arch/arm/cpu/armv7/sunxi/clock_sun8i_a83t.c | 133 +++++++++
>> arch/arm/include/asm/arch-sunxi/clock.h | 4 +-
>> arch/arm/include/asm/arch-sunxi/clock_sun8i_a83t.h | 304
>> +++++++++++++++++++++
>> 4 files changed, 444 insertions(+), 1 deletion(-)
>> create mode 100644 arch/arm/cpu/armv7/sunxi/clock_sun8i_a83t.c
>> create mode 100644 arch/arm/include/asm/arch-sunxi/clock_sun8i_a83t.h
>>
>> diff --git a/arch/arm/cpu/armv7/sunxi/Makefile
>> b/arch/arm/cpu/armv7/sunxi/Makefile
>> index 929a933..3c9fed3 100644
>> --- a/arch/arm/cpu/armv7/sunxi/Makefile
>> +++ b/arch/arm/cpu/armv7/sunxi/Makefile
>> @@ -26,7 +26,11 @@ obj-$(CONFIG_MACH_SUN4I) += clock_sun4i.o
>> obj-$(CONFIG_MACH_SUN5I) += clock_sun4i.o
>> obj-$(CONFIG_MACH_SUN6I) += clock_sun6i.o
>> obj-$(CONFIG_MACH_SUN7I) += clock_sun4i.o
>> +ifdef CONFIG_MACH_SUN8I_A83T
>> +obj-y += clock_sun8i_a83t.o
>> +else
>> obj-$(CONFIG_MACH_SUN8I) += clock_sun6i.o
>> +endif
>> obj-$(CONFIG_MACH_SUN9I) += clock_sun9i.o
>> obj-$(CONFIG_MACH_SUN6I) += tzpc.o
>>
>> diff --git a/arch/arm/cpu/armv7/sunxi/clock_sun8i_a83t.c
>> b/arch/arm/cpu/armv7/sunxi/clock_sun8i_a83t.c
>> new file mode 100644
>> index 0000000..76efa93
>> --- /dev/null
>> +++ b/arch/arm/cpu/armv7/sunxi/clock_sun8i_a83t.c
>> @@ -0,0 +1,133 @@
>> +/*
>> + * sun6i specific clock code
>> + *
>> + * (C) Copyright 2007-2012
>> + * Allwinner Technology Co., Ltd. <www.allwinnertech.com>
>> + * Tom Cubie <tangliang@allwinnertech.com>
>> + *
>> + * (C) Copyright 2015 Vishnu Patekar <vishnupatekar0510@gmail.com>
>> + *
>> + * SPDX-License-Identifier: GPL-2.0+
>> + */
>> +
>> +#include <common.h>
>> +#include <asm/io.h>
>> +#include <asm/arch/clock.h>
>> +#include <asm/arch/prcm.h>
>> +#include <asm/arch/sys_proto.h>
>> +
>> +#ifdef CONFIG_SPL_BUILD
>> +void clock_init_safe(void)
>> +{
>> + struct sunxi_ccm_reg * const ccm =
>> + (struct sunxi_ccm_reg *)SUNXI_CCM_BASE;
>> +
>> + clock_set_pll1(408000000);
>> + /* enable pll_hsic, default is 480M */
>> + writel(PLL8_CFG_DEFAULT, &ccm->pll8_cfg);
>> + writel(readl(&ccm->pll8_cfg) | (0x1 << 31), &ccm->pll8_cfg);
>> +
>> + /* switch to default 24MHz before changing to hsic */
>> + writel(0x0, &ccm->cci400_cfg);
>> + sdelay(50);
>> + writel(CCM_CCI400_CLK_SEL_HSIC, &ccm->cci400_cfg);
>> + sdelay(100);
>> +
>> + /* switch before changing pll6 */
>> + clrsetbits_le32(&ccm->ahb1_apb1_div, AHB1_CLK_SRC_MASK,
>> + AHB1_CLK_SRC_OSC24M);
>> + writel(PLL6_CFG_DEFAULT, &ccm->pll6_cfg);
>> + sdelay(100);
>> +
>> + writel(AHB1_ABP1_DIV_DEFAULT, &ccm->ahb1_apb1_div);
>> + writel(CCM_MBUS_RESET_RESET, &ccm->mbus_reset);
>> + writel(MBUS_CLK_DEFAULT, &ccm->mbus_clk_cfg);
>> +
>> + /* timestamp */
>> + writel(1, 0x01720000);
>> +}
>> +#endif
>> +
>> +void clock_init_uart(void)
>> +{
>> + struct sunxi_ccm_reg *const ccm =
>> + (struct sunxi_ccm_reg *)SUNXI_CCM_BASE;
>> +
>> + /* uart clock source is apb2 */
>> + writel(APB2_CLK_SRC_OSC24M|
>> + APB2_CLK_RATE_N_1|
>> + APB2_CLK_RATE_M(1),
>> + &ccm->apb2_div);
>> +
>> + /* open the clock for uart */
>> + setbits_le32(&ccm->apb2_gate,
>> + CLK_GATE_OPEN << (APB2_GATE_UART_SHIFT +
>> + CONFIG_CONS_INDEX - 1));
>> +
>> + /* deassert uart reset */
>> + setbits_le32(&ccm->apb2_reset_cfg,
>> + 1 << (APB2_RESET_UART_SHIFT +
>> + CONFIG_CONS_INDEX - 1));
>> +}
>> +
>> +#ifdef CONFIG_SPL_BUILD
>> +void clock_set_pll1(unsigned int clk)
>> +{
>> + struct sunxi_ccm_reg * const ccm =
>> + (struct sunxi_ccm_reg *)SUNXI_CCM_BASE;
>> + const int p = 0;
>> +
>> + /* Switch to 24MHz clock while changing PLL1 */
>> + writel(AXI_DIV_2 << AXI0_DIV_SHIFT |
>> + CPU_CLK_SRC_OSC24M << C0_CPUX_CLK_SRC_SHIFT,
>> + &ccm->cpu_axi_cfg);
>> +
>> + /* clk = 24*n/p, p is ignored if clock is >288MHz */
>> + writel(CCM_PLL1_CTRL_EN | CCM_PLL1_CTRL_P(p) |
>> CMM_PLL1_CLOCK_TIME_2 |
>> + CCM_PLL1_CTRL_N(clk / 24000000),
>> + &ccm->pll1_c0_cfg);
>> + sdelay(200);
>> +
>> + writel(CCM_PLL1_CTRL_EN | CCM_PLL1_CTRL_P(p) |
>> CMM_PLL1_CLOCK_TIME_2 |
>> + CCM_PLL1_CTRL_N(clk / (24000000)),
>> + &ccm->pll1_c1_cfg);
>> + sdelay(200);
>> +
>> + /* Switch CPU to PLL1 */
>> + writel(AXI_DIV_2 << AXI0_DIV_SHIFT |
>> + AXI_DIV_2 << AXI1_DIV_SHIFT |
>> + CPU_CLK_SRC_PLL1 << C0_CPUX_CLK_SRC_SHIFT |
>> + CPU_CLK_SRC_PLL1 << C1_CPUX_CLK_SRC_SHIFT,
>> + &ccm->cpu_axi_cfg);
>> +}
>> +#endif
>> +
>> +void clock_set_pll5(unsigned int clk)
>> +{
>> + struct sunxi_ccm_reg * const ccm =
>> + (struct sunxi_ccm_reg *)SUNXI_CCM_BASE;
>> + unsigned int div1 = 0, div2 = 0;
>> +
>> + /* A83T PLL5 DDR rate = 24000000 * (n+1)/(div1+1)/(div2+1) */
>> + writel(CCM_PLL5_CTRL_EN | CCM_PLL5_CTRL_UPD |
>> + CCM_PLL5_CTRL_N(clk / (24000000)) |
>> + div2 << CCM_PLL5_DIV2_SHIFT |
>> + div1 << CCM_PLL5_DIV1_SHIFT, &ccm->pll5_cfg);
>> +
>> + udelay(5500);
>> +}
>> +
>> +
>> +unsigned int clock_get_pll6(void)
>> +{
>> + struct sunxi_ccm_reg *const ccm =
>> + (struct sunxi_ccm_reg *)SUNXI_CCM_BASE;
>> +
>> + uint32_t rval = readl(&ccm->pll6_cfg);
>> + int n = ((rval & CCM_PLL6_CTRL_N_MASK) >> CCM_PLL6_CTRL_N_SHIFT) +
>> 1;
>> + int div1 = ((rval & CCM_PLL6_CTRL_DIV1_MASK) >>
>> + CCM_PLL6_CTRL_DIV1_SHIFT) + 1;
>> + int div2 = ((rval & CCM_PLL6_CTRL_DIV2_MASK) >>
>> + CCM_PLL6_CTRL_DIV2_SHIFT) + 1;
>> + return 24000000 * n / div1 / div2;
>> +}
>> diff --git a/arch/arm/include/asm/arch-sunxi/clock.h
>> b/arch/arm/include/asm/arch-sunxi/clock.h
>> index 3e5d999..8ca58ae 100644
>> --- a/arch/arm/include/asm/arch-sunxi/clock.h
>> +++ b/arch/arm/include/asm/arch-sunxi/clock.h
>> @@ -15,7 +15,9 @@
>> #define CLK_GATE_CLOSE 0x0
>>
>> /* clock control module regs definition */
>> -#if defined(CONFIG_MACH_SUN6I) || defined(CONFIG_MACH_SUN8I)
>> +#if defined(CONFIG_MACH_SUN8I_A83T)
>> +#include <asm/arch/clock_sun8i_a83t.h>
>> +#elif defined(CONFIG_MACH_SUN6I) || defined(CONFIG_MACH_SUN8I)
>> #include <asm/arch/clock_sun6i.h>
>> #elif defined(CONFIG_MACH_SUN9I)
>> #include <asm/arch/clock_sun9i.h>
>> diff --git a/arch/arm/include/asm/arch-sunxi/clock_sun8i_a83t.h
>> b/arch/arm/include/asm/arch-sunxi/clock_sun8i_a83t.h
>> new file mode 100644
>> index 0000000..28ea16c
>> --- /dev/null
>> +++ b/arch/arm/include/asm/arch-sunxi/clock_sun8i_a83t.h
>> @@ -0,0 +1,304 @@
>> +/*
>> + * sun8i a83t clock register definitions
>> + *
>> + * (C) Copyright 2007-2011
>> + * Allwinner Technology Co., Ltd. <www.allwinnertech.com>
>> + * Tom Cubie <tangliang@allwinnertech.com>
>> + *
>> + * (C) Copyright 2015 Vishnu Patekar <vishnupatekar0510@gmail.com>
>> + * from sun6i.h
>> + * SPDX-License-Identifier: GPL-2.0+
>> + */
>> +
>> +#ifndef _SUNXI_CLOCK_SUN8I_A83T_H
>> +#define _SUNXI_CLOCK_SUN8I_A83T_H
>> +
>> +struct sunxi_ccm_reg {
>> + u32 pll1_c0_cfg; /* 0x00 c1cpu# pll control */
>> + u32 pll1_c1_cfg; /* 0x04 c1cpu# pll control */
>> + u32 pll2_cfg; /* 0x08 pll2 audio control */
>> + u32 reserved1;
>> + u32 pll3_cfg; /* 0x10 pll3 video0 control */
>> + u32 reserved2;
>> + u32 pll4_cfg; /* 0x18 pll4 ve control */
>> + u32 reserved3;
>> + u32 pll5_cfg; /* 0x20 pll5 ddr control */
>> + u32 reserved4;
>> + u32 pll6_cfg; /* 0x28 pll6 peripheral control */
>> + u32 reserved5[3]; /* 0x2c */
>> + u32 pll7_cfg; /* 0x38 pll7 gpu control */
>> + u32 reserved6[2]; /* 3c */
>> + u32 pll8_cfg; /* 0x44 pll8 hsic control */
>> + u32 pll9_cfg; /* 0x48 pll9 de control */
>> + u32 pll10_cfg; /* 0x4c pll10 video1 control */
>> + u32 cpu_axi_cfg; /* 0x50 CPU/AXI divide ratio */
>> + u32 ahb1_apb1_div; /* 0x54 AHB1/APB1 divide ratio */
>> + u32 apb2_div; /* 0x58 APB2 divide ratio */
>> + u32 ahb2_div; /* 0x5c AHB2 divide ratio */
>> + u32 ahb_gate0; /* 0x60 ahb module clock gating 0 */
>> + u32 ahb_gate1; /* 0x64 ahb module clock gating 1 */
>> + u32 apb1_gate; /* 0x68 apb1 module clock gating 3 */
>> + u32 apb2_gate; /* 0x6c apb2 module clock gating 4 */
>> + u32 reserved7[2]; /* 0x70 */
>> + u32 cci400_cfg; /* 0x78 cci400 clock configuration A83T
>> only */
>> + u32 reserved8; /* 0x7c */
>> + u32 nand0_clk_cfg; /* 0x80 nand clock control */
>> + u32 reserved9; /* 0x84 */
>> + u32 sd0_clk_cfg; /* 0x88 sd0 clock control */
>> + u32 sd1_clk_cfg; /* 0x8c sd1 clock control */
>> + u32 sd2_clk_cfg; /* 0x90 sd2 clock control */
>> + u32 sd3_clk_cfg; /* 0x94 sd3 clock control */
>> + u32 reserved10; /* 0x98 */
>> + u32 ss_clk_cfg; /* 0x9c security system clock control */
>> + u32 spi0_clk_cfg; /* 0xa0 spi0 clock control */
>> + u32 spi1_clk_cfg; /* 0xa4 spi1 clock control */
>> + u32 reserved11[2]; /* 0xa8 */
>> + u32 i2s0_clk_cfg; /* 0xb0 I2S0 clock control */
>> + u32 i2s1_clk_cfg; /* 0xb4 I2S1 clock control */
>> + u32 i2s2_clk_cfg; /* 0xb8 I2S2 clock control */
>> + u32 tdm_clk_cfg; /* 0xbc TDM clock control */
>> + u32 spdif_clk_cfg; /* 0xc0 SPDIF clock control */
>> + u32 reserved12[2]; /* c4 */
>> + u32 usb_clk_cfg; /* 0xcc USB clock control */
>> + u32 reserved13[9]; /* d0 */
>> + u32 dram_clk_cfg; /* 0xf4 DRAM configuration clock control
>> */
>> + u32 dram_pll_cfg; /* 0xf8 PLL_DDR cfg register */
>> + u32 mbus_reset; /* 0xfc MBUS reset control */
>> + u32 dram_clk_gate; /* 0x100 DRAM module gating */
>> + u32 reserved14[5]; /* 0x104 BE0 */
>> + u32 lcd0_clk_cfg; /* 0x118 LCD0 module clock */
>> + u32 lcd1_clk_cfg; /* 0x11c LCD1 module clock */
>> + u32 reserved15[4]; /* 0x120 */
>> + u32 mipi_csi_clk_cfg; /* 0x130 MIPI CSI module clock */
>> + u32 csi_clk_cfg; /* 0x134 CSI module clock */
>> + u32 reserved16; /* 0x138 */
>> + u32 ve_clk_cfg; /* 0x13c VE module clock */
>> + u32 reserved17; /* 0x140 */
>> + u32 avs_clk_cfg; /* 0x144 AVS module clock */
>> + u32 reserved18[2]; /* 0x148 */
>> + u32 hdmi_clk_cfg; /* 0x150 HDMI module clock */
>> + u32 hdmi_slow_clk_cfg; /* 0x154 HDMI slow module clock */
>> + u32 reserved19; /* 0x158 */
>> + u32 mbus_clk_cfg; /* 0x15c MBUS module clock */
>> + u32 reserved20[2];
>> + u32 mipi_dsi_clk_cfg; /* 0x168 MIPI DSI clock control */
>> + u32 reserved21[13]; /* 0x16c */
>> + u32 gpu_core_clk_cfg; /* 0x1a0 GPU core clock config */
>> + u32 gpu_mem_clk_cfg; /* 0x1a4 GPU memory clock config */
>> + u32 gpu_hyd_clk_cfg; /* 0x1a8 GPU HYD clock config */
>> + u32 reserved22[21]; /* 0x1ac */
>> + u32 pll_stable0; /* 0x200 PLL stable time 0 */
>> + u32 pll_stable1; /* 0x204 PLL stable time 1 */
>> + u32 reserved23; /* 0x208 */
>> + u32 pll_stable_status; /* 0x20c PLL stable status register */
>> + u32 reserved24[0x04]; /* 0x210 */
>> + u32 pll1_c0_bias_cfg; /* 0x220 PLL1 c0cpu# Bias config */
>> + u32 pll2_bias_cfg; /* 0x224 PLL2 audio Bias config */
>> + u32 pll3_bias_cfg; /* 0x228 PLL3 video Bias config */
>> + u32 pll4_bias_cfg; /* 0x22c PLL4 ve Bias config */
>> + u32 pll5_bias_cfg; /* 0x230 PLL5 ddr Bias config */
>> + u32 pll6_bias_cfg; /* 0x234 PLL6 periph Bias config */
>> + u32 pll1_c1_bias_cfg; /* 0x238 PLL1 c1cpu# Bias config */
>> + u32 pll8_bias_cfg; /* 0x23c PLL7 Bias config */
>> + u32 reserved25; /* 0x240 */
>> + u32 pll9_bias_cfg; /* 0x244 PLL9 hsic Bias config */
>> + u32 de_bias_cfg; /* 0x248 display engine Bias config */
>> + u32 video1_bias_cfg; /* 0x24c pll video1 bias register */
>> + u32 c0_tuning_cfg; /* 0x250 pll c0cpu# tuning register */
>> + u32 c1_tuning_cfg; /* 0x254 pll c1cpu# tuning register */
>> + u32 reserved26[11]; /* 0x258 */
>> + u32 pll2_pattern_cfg0; /* 0x284 PLL2 Pattern register 0 */
>> + u32 pll3_pattern_cfg0; /* 0x288 PLL3 Pattern register 0 */
>> + u32 reserved27; /* 0x28c */
>> + u32 pll5_pattern_cfg0; /* 0x290 PLL5 Pattern register 0*/
>> + u32 reserved28[4]; /* 0x294 */
>> + u32 pll2_pattern_cfg1; /* 0x2a4 PLL2 Pattern register 1 */
>> + u32 pll3_pattern_cfg1; /* 0x2a8 PLL3 Pattern register 1 */
>> + u32 reserved29; /* 0x2ac */
>> + u32 pll5_pattern_cfg1; /* 0x2b0 PLL5 Pattern register 1 */
>> + u32 reserved30[3]; /* 0x2b4 */
>> + u32 ahb_reset0_cfg; /* 0x2c0 AHB1 Reset 0 config */
>> + u32 ahb_reset1_cfg; /* 0x2c4 AHB1 Reset 1 config */
>> + u32 ahb_reset2_cfg; /* 0x2c8 AHB1 Reset 2 config */
>> + u32 reserved31;
>> + u32 ahb_reset3_cfg; /* 0x2d0 AHB1 Reset 3 config */
>> + u32 reserved32; /* 0x2d4 */
>> + u32 apb2_reset_cfg; /* 0x2d8 BUS Reset 4 config */
>> +};
>> +
>> +/* apb2 bit field */
>> +#define APB2_CLK_SRC_LOSC (0x0 << 24)
>> +#define APB2_CLK_SRC_OSC24M (0x1 << 24)
>> +#define APB2_CLK_SRC_PLL6 (0x2 << 24)
>> +#define APB2_CLK_SRC_MASK (0x3 << 24)
>> +#define APB2_CLK_RATE_N_1 (0x0 << 16)
>> +#define APB2_CLK_RATE_N_2 (0x1 << 16)
>> +#define APB2_CLK_RATE_N_4 (0x2 << 16)
>> +#define APB2_CLK_RATE_N_8 (0x3 << 16)
>> +#define APB2_CLK_RATE_N_MASK (3 << 16)
>> +#define APB2_CLK_RATE_M(m) (((m)-1) << 0)
>> +#define APB2_CLK_RATE_M_MASK (0x1f << 0)
>> +
>> +/* apb2 gate field */
>> +#define APB2_GATE_UART_SHIFT (16)
>> +#define APB2_GATE_UART_MASK (0xff << APB2_GATE_UART_SHIFT)
>> +#define APB2_GATE_TWI_SHIFT (0)
>> +#define APB2_GATE_TWI_MASK (0xf << APB2_GATE_TWI_SHIFT)
>> +
>> +/* cpu_axi_cfg bits */
>> +#define AXI0_DIV_SHIFT 0
>> +#define AXI1_DIV_SHIFT 16
>> +#define C0_CPUX_CLK_SRC_SHIFT 12
>> +#define C1_CPUX_CLK_SRC_SHIFT 28
>> +
>> +#define AXI_DIV_1 0
>> +#define AXI_DIV_2 1
>> +#define AXI_DIV_3 2
>> +#define AXI_DIV_4 3
>> +#define CPU_CLK_SRC_OSC24M 0
>> +#define CPU_CLK_SRC_PLL1 1
>> +
>> +#define CCM_PLL1_CTRL_N(n) ((((n) - 1) & 0xff) << 8)
>> +#define CCM_PLL1_CTRL_P(n) (((n) & 0x1) << 16)
>> +#define CCM_PLL1_CTRL_EN (0x1 << 31)
>> +#define CMM_PLL1_CLOCK_TIME_2 (0x2 << 24)
>> +
>> +#define PLL8_CFG_DEFAULT 0x42800
>> +#define CCM_CCI400_CLK_SEL_HSIC (0x2<<24)
>> +
>> +#define CCM_PLL5_DIV1_SHIFT 16
>> +#define CCM_PLL5_DIV2_SHIFT 18
>> +#define CCM_PLL5_CTRL_N(n) (((n) - 1) << 8)
>> +#define CCM_PLL5_CTRL_UPD (0x1 << 30)
>> +#define CCM_PLL5_CTRL_EN (0x1 << 31)
>> +
>> +#define PLL6_CFG_DEFAULT 0x80041800 /* 576 MHz */
>> +#define CCM_PLL6_CTRL_N_SHIFT 8
>> +#define CCM_PLL6_CTRL_N_MASK (0xff << CCM_PLL6_CTRL_N_SHIFT)
>> +#define CCM_PLL6_CTRL_DIV1_SHIFT 16
>> +#define CCM_PLL6_CTRL_DIV1_MASK (0x1 <<
>> CCM_PLL6_CTRL_DIV1_SHIFT)
>> +#define CCM_PLL6_CTRL_DIV2_SHIFT 18
>> +#define CCM_PLL6_CTRL_DIV2_MASK (0x1 <<
>> CCM_PLL6_CTRL_DIV2_SHIFT)
>> +
>> +#define AHB1_ABP1_DIV_DEFAULT 0x00002190
>> +#define AHB1_CLK_SRC_MASK (0x3<<12)
>> +#define AHB1_CLK_SRC_INTOSC (0x0<<12)
>> +#define AHB1_CLK_SRC_OSC24M (0x1<<12)
>> +#define AHB1_CLK_SRC_PLL6 (0x2<<12)
>> +
>> +#define AXI_GATE_OFFSET_DRAM 0
>> +
>> +/* ahb_gate0 offsets */
>> +#define AHB_GATE_OFFSET_USB_OHCI1 30
>> +#define AHB_GATE_OFFSET_USB_OHCI0 29
>> +#define AHB_GATE_OFFSET_USB_EHCI1 27
>> +#define AHB_GATE_OFFSET_USB_EHCI0 26
>> +#define AHB_GATE_OFFSET_USB0 24
>> +#define AHB_GATE_OFFSET_SPI1 21
>> +#define AHB_GATE_OFFSET_SPI0 20
>> +#define AHB_GATE_OFFSET_HSTIMER 19
>> +#define AHB_GATE_OFFSET_EMAC 17
>> +#define AHB_GATE_OFFSET_MCTL 14
>> +#define AHB_GATE_OFFSET_GMAC 17
>> +#define AHB_GATE_OFFSET_NAND0 13
>> +#define AHB_GATE_OFFSET_MMC0 8
>> +#define AHB_GATE_OFFSET_MMC(n) (AHB_GATE_OFFSET_MMC0 + (n))
>> +#define AHB_GATE_OFFSET_DMA 6
>> +#define AHB_GATE_OFFSET_SS 5
>> +
>> +/* ahb_gate1 offsets */
>> +#define AHB_GATE_OFFSET_DRC0 25
>> +#define AHB_GATE_OFFSET_DE_FE0 14
>> +#define AHB_GATE_OFFSET_DE_BE0 12
>> +#define AHB_GATE_OFFSET_HDMI 11
>> +#define AHB_GATE_OFFSET_LCD1 5
>> +#define AHB_GATE_OFFSET_LCD0 4
>> +
>> +#define CCM_MMC_CTRL_M(x) ((x) - 1)
>> +#define CCM_MMC_CTRL_OCLK_DLY(x) ((x) << 8)
>> +#define CCM_MMC_CTRL_N(x) ((x) << 16)
>> +#define CCM_MMC_CTRL_SCLK_DLY(x) ((x) << 20)
>> +#define CCM_MMC_CTRL_OSCM24 (0x0 << 24)
>> +#define CCM_MMC_CTRL_PLL6 (0x1 << 24)
>> +#define CCM_MMC_CTRL_ENABLE (0x1 << 31)
>> +
>> +#define CCM_USB_CTRL_PHY0_RST (0x1 << 0)
>> +#define CCM_USB_CTRL_PHY1_RST (0x1 << 1)
>> +#define CCM_USB_CTRL_PHY2_RST (0x1 << 2)
>> +/* There is no global phy clk gate on sun6i, define as 0 */
>> +#define CCM_USB_CTRL_PHYGATE 0
>> +#define CCM_USB_CTRL_PHY0_CLK (0x1 << 8)
>> +#define CCM_USB_CTRL_PHY1_CLK (0x1 << 9)
>> +#define CCM_USB_CTRL_PHY2_CLK (0x1 << 10)
>> +#define CCM_USB_CTRL_OHCI0_CLK (0x1 << 16)
>> +#define CCM_USB_CTRL_OHCI1_CLK (0x1 << 17)
>> +
>> +#define CCM_GMAC_CTRL_TX_CLK_SRC_MII 0x0
>> +#define CCM_GMAC_CTRL_TX_CLK_SRC_EXT_RGMII 0x1
>> +#define CCM_GMAC_CTRL_TX_CLK_SRC_INT_RGMII 0x2
>> +#define CCM_GMAC_CTRL_GPIT_MII (0x0 << 2)
>> +#define CCM_GMAC_CTRL_GPIT_RGMII (0x1 << 2)
>> +#define CCM_GMAC_CTRL_RX_CLK_DELAY(x) ((x) << 5)
>> +#define CCM_GMAC_CTRL_TX_CLK_DELAY(x) ((x) << 10)
>> +
>> +#define MDFS_CLK_DEFAULT 0x81000002 /* PLL6 / 3 */
>> +
>> +#define CCM_DRAMCLK_CFG_DIV(x) ((x - 1) << 0)
>> +#define CCM_DRAMCLK_CFG_DIV_MASK (0xf << 0)
>> +#define CCM_DRAMCLK_CFG_DIV0(x) ((x - 1) << 8)
>> +#define CCM_DRAMCLK_CFG_DIV0_MASK (0xf << 8)
>> +#define CCM_DRAMCLK_CFG_UPD (0x1 << 16)
>> +#define CCM_DRAMCLK_CFG_RST (0x1 << 31)
>> +
>> +#define CCM_DRAMPLL_CFG_SRC_PLL5 (0x0 << 16) /* Select PLL5 (DDR0)
>> */
>> +#define CCM_DRAMPLL_CFG_SRC_PLL11 (0x1 << 16) /* Select PLL11 (DDR1)
>> */
>> +#define CCM_DRAMPLL_CFG_SRC_MASK (0x1 << 16)
>> +
>> +#define CCM_MBUS_RESET_RESET (0x1 << 31)
>> +
>> +#define CCM_DRAM_GATE_OFFSET_DE_FE0 24
>> +#define CCM_DRAM_GATE_OFFSET_DE_FE1 25
>> +#define CCM_DRAM_GATE_OFFSET_DE_BE0 26
>> +#define CCM_DRAM_GATE_OFFSET_DE_BE1 27
>> +
>> +
>> +#define MBUS_CLK_DEFAULT 0x81000002 /* PLL6 / 2 */
>> +
>> +#define MBUS_CLK_GATE (0x1 << 31)
>> +
>> +/* ahb_reset0 offsets */
>> +#define AHB_RESET_OFFSET_GMAC 17
>> +#define AHB_RESET_OFFSET_MCTL 14
>> +#define AHB_RESET_OFFSET_MMC3 11
>> +#define AHB_RESET_OFFSET_MMC2 10
>> +#define AHB_RESET_OFFSET_MMC1 9
>> +#define AHB_RESET_OFFSET_MMC0 8
>> +#define AHB_RESET_OFFSET_MMC(n) (AHB_RESET_OFFSET_MMC0 +
>> (n))
>> +#define AHB_RESET_OFFSET_SS 5
>> +
>> +/* ahb_reset1 offsets */
>> +#define AHB_RESET_OFFSET_SAT 26
>> +#define AHB_RESET_OFFSET_DRC0 25
>> +#define AHB_RESET_OFFSET_DE_FE0 14
>> +#define AHB_RESET_OFFSET_DE_BE0 12
>> +#define AHB_RESET_OFFSET_HDMI 11
>> +#define AHB_RESET_OFFSET_LCD1 5
>> +#define AHB_RESET_OFFSET_LCD0 4
>> +
>> +/* ahb_reset2 offsets */
>> +#define AHB_RESET_OFFSET_LVDS 0
>> +
>> +/* apb2 reset */
>> +#define APB2_RESET_UART_SHIFT (16)
>> +#define APB2_RESET_UART_MASK (0xff << APB2_RESET_UART_SHIFT)
>> +#define APB2_RESET_TWI_SHIFT (0)
>> +#define APB2_RESET_TWI_MASK (0xf << APB2_RESET_TWI_SHIFT)
>> +
>> +
>> +#ifndef __ASSEMBLY__
>> +void clock_set_pll1(unsigned int hz);
>> +void clock_set_pll5(unsigned int clk);
>> +unsigned int clock_get_pll6(void);
>> +#endif
>> +
>> +#endif /* _SUNXI_CLOCK_SUN8I_A83T_H */
>>
>