1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 3 #ifndef MAINBOARD_SPD_H 4 5 #include <fsp/soc_binding.h> 6 #include <gpio.h> 7 #include "../gpio.h" 8 9 #define MAINBOARD_SPD_H 10 11 #define HYNIX_SINGLE_CHAN 0x1 12 #define SAMSUNG_SINGLE_CHAN 0x4 13 #define MIC_SINGLE_CHAN 0x5 14 15 /* PCH_MEM_CFG[3:0] */ 16 #define MAX_MEMORY_CONFIG 0x10 17 #define K4E6E304EE_MEM_ID 0x3 18 get_spd_index(void)19static inline int get_spd_index(void) { 20 /* PCH_MEM_CFG[3:0] */ 21 gpio_t spd_gpios[] = { 22 GPIO_MEM_CONFIG_0, 23 GPIO_MEM_CONFIG_1, 24 GPIO_MEM_CONFIG_2, 25 GPIO_MEM_CONFIG_3, 26 }; 27 return (gpio_base2_value(spd_gpios, ARRAY_SIZE(spd_gpios))); 28 } 29 void mainboard_fill_dq_map_data(void *dq_map_ch0, void *dq_map_ch1); 30 void mainboard_fill_dqs_map_data(void *dqs_map_ch0, void *dqs_map_ch1); 31 void mainboard_fill_rcomp_res_data(void *rcomp_ptr); 32 void mainboard_fill_rcomp_strength_data(void *rcomp_strength_ptr); 33 uintptr_t mainboard_get_spd_data(void); 34 int mainboard_has_dual_channel_mem(void); 35 #endif 36