From fc46bae2ae38c8d0b1570427b5c9520281eaae4f Mon Sep 17 00:00:00 2001 From: James Doublesin Date: Mon, 22 Dec 2014 16:26:11 -0600 Subject: arm: am437x: Enable hardware leveling for EMIF Switch to using hardware leveling for certain parameters on the EMIF rather than using precalculated values. Doing this also means we have a common place now between am437x and am335x for setting emif_sdram_ref_ctrl with a value for the correct delay length. Tested-by: Felipe Balbi Tested-by: Tom Rini Signed-off-by: James Doublesin Signed-off-by: Felipe Balbi --- arch/arm/include/asm/arch-am33xx/cpu.h | 11 +++++++ arch/arm/include/asm/arch-am33xx/hardware_am33xx.h | 1 + arch/arm/include/asm/arch-am33xx/hardware_am43xx.h | 1 + arch/arm/include/asm/emif.h | 37 +++++++++++++++++++--- 4 files changed, 45 insertions(+), 5 deletions(-) (limited to 'arch/arm/include') diff --git a/arch/arm/include/asm/arch-am33xx/cpu.h b/arch/arm/include/asm/arch-am33xx/cpu.h index 8dd69b3c80..b94b56cba7 100644 --- a/arch/arm/include/asm/arch-am33xx/cpu.h +++ b/arch/arm/include/asm/arch-am33xx/cpu.h @@ -219,6 +219,12 @@ struct cm_dpll { unsigned int resv4[2]; unsigned int clklcdcpixelclk; /* offset 0x34 */ }; + +struct prm_device_inst { + unsigned int prm_rstctrl; + unsigned int prm_rsttime; + unsigned int prm_rstst; +}; #else /* Encapsulating core pll registers */ struct cm_wkuppll { @@ -386,6 +392,11 @@ struct cm_device_inst { unsigned int cm_dll_ctrl; }; +struct prm_device_inst { + unsigned int prm_rstctrl; + unsigned int prm_rstst; +}; + struct cm_dpll { unsigned int resv1; unsigned int clktimer2clk; /* offset 0x04 */ diff --git a/arch/arm/include/asm/arch-am33xx/hardware_am33xx.h b/arch/arm/include/asm/arch-am33xx/hardware_am33xx.h index c67a0801a9..d1aed58503 100644 --- a/arch/arm/include/asm/arch-am33xx/hardware_am33xx.h +++ b/arch/arm/include/asm/arch-am33xx/hardware_am33xx.h @@ -39,6 +39,7 @@ /* VTP Base address */ #define VTP0_CTRL_ADDR 0x44E10E0C #define VTP1_CTRL_ADDR 0x48140E10 +#define PRM_DEVICE_INST 0x44E00F00 /* DDR Base address */ #define DDR_PHY_CMD_ADDR 0x44E12000 diff --git a/arch/arm/include/asm/arch-am33xx/hardware_am43xx.h b/arch/arm/include/asm/arch-am33xx/hardware_am43xx.h index efdecf4613..29e3816c1a 100644 --- a/arch/arm/include/asm/arch-am33xx/hardware_am43xx.h +++ b/arch/arm/include/asm/arch-am33xx/hardware_am43xx.h @@ -71,6 +71,7 @@ #define PRM_PER_USBPHYOCP2SCP1_CLKCTRL (CM_PER + 0x5c0) #define USBPHYOCPSCP_MODULE_EN (1 << 1) #define CM_DEVICE_INST 0x44df4100 +#define PRM_DEVICE_INST 0x44df4000 /* Control status register */ #define CTRL_CRYSTAL_FREQ_SRC_MASK (1 << 31) diff --git a/arch/arm/include/asm/emif.h b/arch/arm/include/asm/emif.h index 2fe5776c6c..342f045f41 100644 --- a/arch/arm/include/asm/emif.h +++ b/arch/arm/include/asm/emif.h @@ -650,8 +650,8 @@ struct emif_reg_struct { u32 emif_rd_wr_exec_thresh; u32 emif_cos_config; u32 padding9[6]; - u32 emif_ddr_phy_status[21]; - u32 padding10[27]; + u32 emif_ddr_phy_status[28]; + u32 padding10[20]; u32 emif_ddr_ext_phy_ctrl_1; u32 emif_ddr_ext_phy_ctrl_1_shdw; u32 emif_ddr_ext_phy_ctrl_2; @@ -700,9 +700,36 @@ struct emif_reg_struct { u32 emif_ddr_ext_phy_ctrl_23_shdw; u32 emif_ddr_ext_phy_ctrl_24; u32 emif_ddr_ext_phy_ctrl_24_shdw; - u32 padding[22]; - u32 emif_ddr_fifo_misaligned_clear_1; - u32 emif_ddr_fifo_misaligned_clear_2; + u32 emif_ddr_ext_phy_ctrl_25; + u32 emif_ddr_ext_phy_ctrl_25_shdw; + u32 emif_ddr_ext_phy_ctrl_26; + u32 emif_ddr_ext_phy_ctrl_26_shdw; + u32 emif_ddr_ext_phy_ctrl_27; + u32 emif_ddr_ext_phy_ctrl_27_shdw; + u32 emif_ddr_ext_phy_ctrl_28; + u32 emif_ddr_ext_phy_ctrl_28_shdw; + u32 emif_ddr_ext_phy_ctrl_29; + u32 emif_ddr_ext_phy_ctrl_29_shdw; + u32 emif_ddr_ext_phy_ctrl_30; + u32 emif_ddr_ext_phy_ctrl_30_shdw; + u32 emif_ddr_ext_phy_ctrl_31; + u32 emif_ddr_ext_phy_ctrl_31_shdw; + u32 emif_ddr_ext_phy_ctrl_32; + u32 emif_ddr_ext_phy_ctrl_32_shdw; + u32 emif_ddr_ext_phy_ctrl_33; + u32 emif_ddr_ext_phy_ctrl_33_shdw; + u32 emif_ddr_ext_phy_ctrl_34; + u32 emif_ddr_ext_phy_ctrl_34_shdw; + u32 emif_ddr_ext_phy_ctrl_35; + u32 emif_ddr_ext_phy_ctrl_35_shdw; + union { + u32 emif_ddr_ext_phy_ctrl_36; + u32 emif_ddr_fifo_misaligned_clear_1; + }; + union { + u32 emif_ddr_ext_phy_ctrl_36_shdw; + u32 emif_ddr_fifo_misaligned_clear_2; + }; }; struct dmm_lisa_map_regs { -- cgit v1.2.1