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driver: flash: Add Set/ Get write protect function

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Add Set_WP function to set SPI flash WP line to low
Add Get_WP function to obtain status of the SPI flash WP line

Signed-off-by: Benson Huang <benson7633769@gmail.com>
This commit is contained in:
Benson Huang 2025-05-23 11:45:50 +08:00 • committed by Benjamin Cabé
commit 3e8ec3aaf2
3 changed files with 41 additions and 6 deletions
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5
soc/realtek/ec/rts5912/reg/reg_spic.h
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@ -37,7 +37,8 @@ struct reg_spic_reg {
uint16_t HALF;
uint32_t WORD;
} DR;
const uint32_t RESERVED2[44];
const uint32_t RESERVED2[43];
uint32_t CTRLR2;
uint32_t FBAUD;
uint32_t USERLENGTH;
const uint32_t RESERVED3[3];
@ -107,6 +108,8 @@ struct reg_spic_reg {
#define SPIC_RISR_FSEIR BIT(5UL)
#define SPIC_RISR_USEIR BIT(9UL)
#define SPIC_RISR_TFSIR BIT(10UL)
/* CTRLR2 */
#define SPIC_CTRLR2_WPN_SET BIT(1UL)
/* USERLENGTH */
#define SPIC_USERLENGTH_RDDUMMYLEN_Pos (0UL)
#define SPIC_USERLENGTH_RDDUMMYLEN_Msk GENMASK(11, 0)