diff options
Diffstat (limited to 'src/mainboard/intel/jasperlake_rvp')
-rw-r--r-- | src/mainboard/intel/jasperlake_rvp/spd/spd_util.c | 121 |
1 files changed, 0 insertions, 121 deletions
diff --git a/src/mainboard/intel/jasperlake_rvp/spd/spd_util.c b/src/mainboard/intel/jasperlake_rvp/spd/spd_util.c deleted file mode 100644 index bc891fbab7..0000000000 --- a/src/mainboard/intel/jasperlake_rvp/spd/spd_util.c +++ /dev/null @@ -1,121 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* This file is part of the coreboot project. */ - -#include <arch/cpu.h> -#include <stdint.h> -#include <string.h> - -#include "../board_id.h" -#include "spd.h" - -enum jsl_dimm_type { - jsl_u_ddr4 = 0, - jsl_u_lpddr4 = 1, - jsl_u_lpddr4_type_3 = 4, - jsl_y_lpddr4 = 6 -}; - -void mainboard_fill_dq_map_ch0(u8 *dq_map_ptr) -{ - /* DQ byte map Ch0 */ - const u8 dq_map[12] = { - 0x0F, 0xF0, 0x0F, 0xF0, 0xFF, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }; - - memcpy(dq_map_ptr, dq_map, sizeof(dq_map)); -} - -static uint8_t get_spd_index(void) -{ - return get_board_id() & 0x7; -} - -void mainboard_fill_dq_map_ch1(u8 *dq_map_ptr) -{ - const u8 dq_map[12] = { - 0x0F, 0xF0, 0x0F, 0xF0, 0xFF, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }; - - memcpy(dq_map_ptr, dq_map, sizeof(dq_map)); -} - -void mainboard_fill_dqs_map_ch0(u8 *dqs_map_ptr) -{ - /* DQS CPU<>DRAM map Ch0 */ - const u8 dqs_map_u_ddr[8] = { 2, 0, 1, 3, 6, 4, 7, 5 }; - const u8 dqs_map_u_lpddr[8] = { 2, 3, 0, 1, 7, 6, 4, 5 }; - const u8 dqs_map_u_lpddr_type_3[8] = { 2, 3, 1, 0, 7, 6, 4, 5 }; - const u8 dqs_map_y_lpddr[8] = { 0, 1, 2, 3, 4, 5, 6, 7 }; - - switch (get_spd_index()) { - case jsl_u_ddr4: - memcpy(dqs_map_ptr, dqs_map_u_ddr, sizeof(dqs_map_u_ddr)); - break; - case jsl_u_lpddr4: - memcpy(dqs_map_ptr, dqs_map_u_lpddr, sizeof(dqs_map_u_lpddr)); - break; - case jsl_u_lpddr4_type_3: - memcpy(dqs_map_ptr, dqs_map_u_lpddr_type_3, - sizeof(dqs_map_u_lpddr_type_3)); - break; - case jsl_y_lpddr4: - memcpy(dqs_map_ptr, dqs_map_y_lpddr, sizeof(dqs_map_y_lpddr)); - break; - default: - break; - } -} - -void mainboard_fill_dqs_map_ch1(u8 *dqs_map_ptr) -{ - /* DQS CPU<>DRAM map Ch1 */ - const u8 dqs_map_u_ddr[8] = { 1, 3, 2, 0, 5, 7, 6, 4 }; - const u8 dqs_map_u_lpddr[8] = { 1, 0, 3, 2, 5, 4, 7, 6 }; - const u8 dqs_map_y_lpddr[8] = { 0, 1, 2, 3, 5, 4, 7, 6 }; - - switch (get_spd_index()) { - case jsl_u_ddr4: - memcpy(dqs_map_ptr, dqs_map_u_ddr, sizeof(dqs_map_u_ddr)); - break; - case jsl_u_lpddr4: - case jsl_u_lpddr4_type_3: - memcpy(dqs_map_ptr, dqs_map_u_lpddr, sizeof(dqs_map_u_lpddr)); - break; - case jsl_y_lpddr4: - memcpy(dqs_map_ptr, dqs_map_y_lpddr, sizeof(dqs_map_y_lpddr)); - break; - default: - break; - } -} - -void mainboard_fill_rcomp_res_data(u16 *rcomp_ptr) -{ - /* Rcomp resistor */ - const u16 RcompResistor[3] = { 100, 100, 100 }; - memcpy(rcomp_ptr, RcompResistor, sizeof(RcompResistor)); -} - -void mainboard_fill_rcomp_strength_data(u16 *rcomp_strength_ptr) -{ - /* Rcomp target */ - static const u16 RcompTarget_DDR4[RCOMP_TARGET_PARAMS] = { - 100, 33, 32, 33, 28 }; - static const u16 RcompTarget_LPDDR4_Ax[RCOMP_TARGET_PARAMS] = { - 80, 40, 40, 40, 30 }; - - switch (get_spd_index()) { - case jsl_u_ddr4: - memcpy(rcomp_strength_ptr, RcompTarget_DDR4, - sizeof(RcompTarget_DDR4)); - break; - case jsl_y_lpddr4: - case jsl_u_lpddr4: - case jsl_u_lpddr4_type_3: - memcpy(rcomp_strength_ptr, RcompTarget_LPDDR4_Ax, - sizeof(RcompTarget_LPDDR4_Ax)); - break; - default: - break; - } -} |