u-boot/arch/arm/include/asm/arch-rockchip/cru_rk3288.h
Sjoerd Simons 0aefc0b0c7 rockchip: rk3288: Add clock support for the gmac ethernet interface
Setup the clocks for the gmac ethernet interface. This assumes the mac
clock is fed by an external clock which is common on RK3288 based
devices.

Signed-off-by: Sjoerd Simons <sjoerd.simons@collabora.co.uk>
Reviewed-by: Simon Glass <sjg@chromium.org>
2016-05-27 09:00:48 -06:00

214 lines
3.9 KiB
C

/*
* (C) Copyright 2015 Google, Inc
*
* (C) Copyright 2008-2014 Rockchip Electronics
* Peter, Software Engineering, <superpeter.cai@gmail.com>.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef _ASM_ARCH_CRU_RK3288_H
#define _ASM_ARCH_CRU_RK3288_H
#define OSC_HZ (24 * 1000 * 1000)
#define APLL_HZ (1800 * 1000000)
#define GPLL_HZ (594 * 1000000)
#define CPLL_HZ (384 * 1000000)
#define NPLL_HZ (384 * 1000000)
/* The SRAM is clocked off aclk_bus, so we want to max it out for boot speed */
#define PD_BUS_ACLK_HZ 297000000
#define PD_BUS_HCLK_HZ 148500000
#define PD_BUS_PCLK_HZ 74250000
#define PERI_ACLK_HZ 148500000
#define PERI_HCLK_HZ 148500000
#define PERI_PCLK_HZ 74250000
struct rk3288_cru {
struct rk3288_pll {
u32 con0;
u32 con1;
u32 con2;
u32 con3;
} pll[5];
u32 cru_mode_con;
u32 reserved0[3];
u32 cru_clksel_con[43];
u32 reserved1[21];
u32 cru_clkgate_con[19];
u32 reserved2;
u32 cru_glb_srst_fst_value;
u32 cru_glb_srst_snd_value;
u32 cru_softrst_con[12];
u32 cru_misc_con;
u32 cru_glb_cnt_th;
u32 cru_glb_rst_con;
u32 reserved3;
u32 cru_glb_rst_st;
u32 reserved4;
u32 cru_sdmmc_con[2];
u32 cru_sdio0_con[2];
u32 cru_sdio1_con[2];
u32 cru_emmc_con[2];
};
check_member(rk3288_cru, cru_emmc_con[1], 0x021c);
/* CRU_CLKSEL11_CON */
enum {
HSICPHY_DIV_SHIFT = 8,
HSICPHY_DIV_MASK = 0x3f,
MMC0_PLL_SHIFT = 6,
MMC0_PLL_MASK = 3,
MMC0_PLL_SELECT_CODEC = 0,
MMC0_PLL_SELECT_GENERAL,
MMC0_PLL_SELECT_24MHZ,
MMC0_DIV_SHIFT = 0,
MMC0_DIV_MASK = 0x3f,
};
/* CRU_CLKSEL12_CON */
enum {
EMMC_PLL_SHIFT = 0xe,
EMMC_PLL_MASK = 3,
EMMC_PLL_SELECT_CODEC = 0,
EMMC_PLL_SELECT_GENERAL,
EMMC_PLL_SELECT_24MHZ,
EMMC_DIV_SHIFT = 8,
EMMC_DIV_MASK = 0x3f,
SDIO0_PLL_SHIFT = 6,
SDIO0_PLL_MASK = 3,
SDIO0_PLL_SELECT_CODEC = 0,
SDIO0_PLL_SELECT_GENERAL,
SDIO0_PLL_SELECT_24MHZ,
SDIO0_DIV_SHIFT = 0,
SDIO0_DIV_MASK = 0x3f,
};
/* CRU_CLKSEL21_CON */
enum {
MAC_DIV_CON_SHIFT = 0xf,
MAC_DIV_CON_MASK = 0x1f,
RMII_EXTCLK_SHIFT = 4,
RMII_EXTCLK_MASK = 1,
RMII_EXTCLK_SELECT_INT_DIV_CLK = 0,
RMII_EXTCLK_SELECT_EXT_CLK = 1,
EMAC_PLL_SHIFT = 0,
EMAC_PLL_MASK = 0x3,
EMAC_PLL_SELECT_NEW = 0x0,
EMAC_PLL_SELECT_CODEC = 0x1,
EMAC_PLL_SELECT_GENERAL = 0x2,
};
/* CRU_CLKSEL25_CON */
enum {
SPI1_PLL_SHIFT = 0xf,
SPI1_PLL_MASK = 1,
SPI1_PLL_SELECT_CODEC = 0,
SPI1_PLL_SELECT_GENERAL,
SPI1_DIV_SHIFT = 8,
SPI1_DIV_MASK = 0x7f,
SPI0_PLL_SHIFT = 7,
SPI0_PLL_MASK = 1,
SPI0_PLL_SELECT_CODEC = 0,
SPI0_PLL_SELECT_GENERAL,
SPI0_DIV_SHIFT = 0,
SPI0_DIV_MASK = 0x7f,
};
/* CRU_CLKSEL37_CON */
enum {
PCLK_CORE_DBG_DIV_SHIFT = 9,
PCLK_CORE_DBG_DIV_MASK = 0x1f,
ATCLK_CORE_DIV_CON_SHIFT = 4,
ATCLK_CORE_DIV_CON_MASK = 0x1f,
CLK_L2RAM_DIV_SHIFT = 0,
CLK_L2RAM_DIV_MASK = 7,
};
/* CRU_CLKSEL39_CON */
enum {
ACLK_HEVC_PLL_SHIFT = 0xe,
ACLK_HEVC_PLL_MASK = 3,
ACLK_HEVC_PLL_SELECT_CODEC = 0,
ACLK_HEVC_PLL_SELECT_GENERAL,
ACLK_HEVC_PLL_SELECT_NEW,
ACLK_HEVC_DIV_SHIFT = 8,
ACLK_HEVC_DIV_MASK = 0x1f,
SPI2_PLL_SHIFT = 7,
SPI2_PLL_MASK = 1,
SPI2_PLL_SELECT_CODEC = 0,
SPI2_PLL_SELECT_GENERAL,
SPI2_DIV_SHIFT = 0,
SPI2_DIV_MASK = 0x7f,
};
/* CRU_MODE_CON */
enum {
NPLL_MODE_SHIFT = 0xe,
NPLL_MODE_MASK = 3,
NPLL_MODE_SLOW = 0,
NPLL_MODE_NORMAL,
NPLL_MODE_DEEP,
GPLL_MODE_SHIFT = 0xc,
GPLL_MODE_MASK = 3,
GPLL_MODE_SLOW = 0,
GPLL_MODE_NORMAL,
GPLL_MODE_DEEP,
CPLL_MODE_SHIFT = 8,
CPLL_MODE_MASK = 3,
CPLL_MODE_SLOW = 0,
CPLL_MODE_NORMAL,
CPLL_MODE_DEEP,
DPLL_MODE_SHIFT = 4,
DPLL_MODE_MASK = 3,
DPLL_MODE_SLOW = 0,
DPLL_MODE_NORMAL,
DPLL_MODE_DEEP,
APLL_MODE_SHIFT = 0,
APLL_MODE_MASK = 3,
APLL_MODE_SLOW = 0,
APLL_MODE_NORMAL,
APLL_MODE_DEEP,
};
/* CRU_APLL_CON0 */
enum {
CLKR_SHIFT = 8,
CLKR_MASK = 0x3f,
CLKOD_SHIFT = 0,
CLKOD_MASK = 0xf,
};
/* CRU_APLL_CON1 */
enum {
LOCK_SHIFT = 0x1f,
LOCK_MASK = 1,
LOCK_UNLOCK = 0,
LOCK_LOCK,
CLKF_SHIFT = 0,
CLKF_MASK = 0x1fff,
};
#endif