diff options
Diffstat (limited to 'arch/arm/include/asm/arch-tegra2/clk_rst.h')
-rw-r--r-- | arch/arm/include/asm/arch-tegra2/clk_rst.h | 112 |
1 files changed, 63 insertions, 49 deletions
diff --git a/arch/arm/include/asm/arch-tegra2/clk_rst.h b/arch/arm/include/asm/arch-tegra2/clk_rst.h index 36e27b5..a574c53 100644 --- a/arch/arm/include/asm/arch-tegra2/clk_rst.h +++ b/arch/arm/include/asm/arch-tegra2/clk_rst.h @@ -24,15 +24,34 @@ #ifndef _CLK_RST_H_ #define _CLK_RST_H_ +/* PLL registers - there are several PLLs in the clock controller */ +struct clk_pll { + uint pll_base; /* the control register */ + uint pll_out; /* output control */ + uint reserved; + uint pll_misc; /* other misc things */ +}; + +/* PLL registers - there are several PLLs in the clock controller */ +struct clk_pll_simple { + uint pll_base; /* the control register */ + uint pll_misc; /* other misc things */ +}; + +/* + * Most PLLs use the clk_pll structure, but some have a simpler two-member + * structure for which we use clk_pll_simple. The reason for this non- + * othogonal setup is not stated. + */ +#define TEGRA_CLK_PLLS 6 +#define TEGRA_CLK_SIMPLE_PLLS 3 /* Number of simple PLLs */ +#define TEGRA_CLK_REGS 3 /* Number of clock enable registers */ + /* Clock/Reset Controller (CLK_RST_CONTROLLER_) regs */ struct clk_rst_ctlr { - uint crc_rst_src; /* _RST_SOURCE_0, 0x00 */ - uint crc_rst_dev_l; /* _RST_DEVICES_L_0, 0x04 */ - uint crc_rst_dev_h; /* _RST_DEVICES_H_0, 0x08 */ - uint crc_rst_dev_u; /* _RST_DEVICES_U_0, 0x0C */ - uint crc_clk_out_enb_l; /* _CLK_OUT_ENB_L_0, 0x10 */ - uint crc_clk_out_enb_h; /* _CLK_OUT_ENB_H_0, 0x14 */ - uint crc_clk_out_enb_u; /* _CLK_OUT_ENB_U_0, 0x18 */ + uint crc_rst_src; /* _RST_SOURCE_0,0x00 */ + uint crc_rst_dev[TEGRA_CLK_REGS]; /* _RST_DEVICES_L/H/U_0 */ + uint crc_clk_out_enb[TEGRA_CLK_REGS]; /* _CLK_OUT_ENB_L/H/U_0 */ uint crc_reserved0; /* reserved_0, 0x1C */ uint crc_cclk_brst_pol; /* _CCLK_BURST_POLICY_0,0x20 */ uint crc_super_cclk_div; /* _SUPER_CCLK_DIVIDER_0,0x24 */ @@ -52,44 +71,11 @@ struct clk_rst_ctlr { uint crc_osc_freq_det_stat; /* _OSC_FREQ_DET_STATUS_0,0x5C */ uint crc_reserved2[8]; /* reserved_2[8], 0x60-7C */ - uint crc_pllc_base; /* _PLLC_BASE_0, 0x80 */ - uint crc_pllc_out; /* _PLLC_OUT_0, 0x84 */ - uint crc_reserved3; /* reserved_3, 0x88 */ - uint crc_pllc_misc; /* _PLLC_MISC_0, 0x8C */ - - uint crc_pllm_base; /* _PLLM_BASE_0, 0x90 */ - uint crc_pllm_out; /* _PLLM_OUT_0, 0x94 */ - uint crc_reserved4; /* reserved_4, 0x98 */ - uint crc_pllm_misc; /* _PLLM_MISC_0, 0x9C */ - - uint crc_pllp_base; /* _PLLP_BASE_0, 0xA0 */ - uint crc_pllp_outa; /* _PLLP_OUTA_0, 0xA4 */ - uint crc_pllp_outb; /* _PLLP_OUTB_0, 0xA8 */ - uint crc_pllp_misc; /* _PLLP_MISC_0, 0xAC */ - - uint crc_plla_base; /* _PLLA_BASE_0, 0xB0 */ - uint crc_plla_out; /* _PLLA_OUT_0, 0xB4 */ - uint crc_reserved5; /* reserved_5, 0xB8 */ - uint crc_plla_misc; /* _PLLA_MISC_0, 0xBC */ - - uint crc_pllu_base; /* _PLLU_BASE_0, 0xC0 */ - uint crc_reserved6; /* _reserved_6, 0xC4 */ - uint crc_reserved7; /* _reserved_7, 0xC8 */ - uint crc_pllu_misc; /* _PLLU_MISC_0, 0xCC */ - - uint crc_plld_base; /* _PLLD_BASE_0, 0xD0 */ - uint crc_reserved8; /* _reserved_8, 0xD4 */ - uint crc_reserved9; /* _reserved_9, 0xD8 */ - uint crc_plld_misc; /* _PLLD_MISC_0, 0xDC */ + struct clk_pll crc_pll[TEGRA_CLK_PLLS]; /* PLLs from 0x80 to 0xdc */ - uint crc_pllx_base; /* _PLLX_BASE_0, 0xE0 */ - uint crc_pllx_misc; /* _PLLX_MISC_0, 0xE4 */ + /* PLLs from 0xe0 to 0xf4 */ + struct clk_pll_simple crc_pll_simple[TEGRA_CLK_SIMPLE_PLLS]; - uint crc_plle_base; /* _PLLE_BASE_0, 0xE8 */ - uint crc_plle_misc; /* _PLLE_MISC_0, 0xEC */ - - uint crc_plls_base; /* _PLLS_BASE_0, 0xF0 */ - uint crc_plls_misc; /* _PLLS_MISC_0, 0xF4 */ uint crc_reserved10; /* _reserved_10, 0xF8 */ uint crc_reserved11; /* _reserved_11, 0xFC */ @@ -157,8 +143,8 @@ struct clk_rst_ctlr { #define PLL_BYPASS (1 << 31) #define PLL_ENABLE (1 << 30) #define PLL_BASE_OVRRIDE (1 << 28) -#define PLL_DIVP (1 << 20) /* post divider, b22:20 */ -#define PLL_DIVM 0x0C /* input divider, b4:0 */ +#define PLL_DIVP_VALUE (1 << 20) /* post divider, b22:20 */ +#define PLL_DIVM_VALUE 0x0C /* input divider, b4:0 */ #define SWR_UARTD_RST (1 << 1) #define CLK_ENB_UARTD (1 << 1) @@ -191,9 +177,37 @@ struct clk_rst_ctlr { #define CPCON (1 << 8) -#define SWR_SDMMC4_RST (1 << 15) -#define CLK_ENB_SDMMC4 (1 << 15) -#define SWR_SDMMC3_RST (1 << 5) -#define CLK_ENB_SDMMC3 (1 << 5) +/* CLK_RST_CONTROLLER_CLK_CPU_CMPLX_0 */ +#define CPU1_CLK_STP_SHIFT 9 + +#define CPU0_CLK_STP_SHIFT 8 +#define CPU0_CLK_STP_MASK (1U << CPU0_CLK_STP_SHIFT) + +/* CLK_RST_CONTROLLER_PLLx_BASE_0 */ +#define PLL_BYPASS_SHIFT 31 +#define PLL_BYPASS_MASK (1U << PLL_BYPASS_SHIFT) + +#define PLL_ENABLE_SHIFT 30 +#define PLL_ENABLE_MASK (1U << PLL_ENABLE_SHIFT) + +#define PLL_BASE_OVRRIDE_MASK (1U << 28) + +#define PLL_DIVP_SHIFT 20 + +#define PLL_DIVN_SHIFT 8 + +#define PLL_DIVM_SHIFT 0 + +/* CLK_RST_CONTROLLER_PLLx_MISC_0 */ +#define PLL_CPCON_SHIFT 8 +#define PLL_CPCON_MASK (15U << PLL_CPCON_SHIFT) + +#define PLL_LFCON_SHIFT 4 + +#define PLLU_VCO_FREQ_SHIFT 20 + +/* CLK_RST_CONTROLLER_OSC_CTRL_0 */ +#define OSC_FREQ_SHIFT 30 +#define OSC_FREQ_MASK (3U << OSC_FREQ_SHIFT) #endif /* CLK_RST_H */ |