diff options
| author | Ryan Wanner <Ryan.Wanner@microchip.com> | 2025-09-10 09:20:38 -0700 |
|---|---|---|
| committer | Nicolas Ferre <nicolas.ferre@microchip.com> | 2025-09-16 16:57:03 +0200 |
| commit | 747436750bc0ef73be32391bd5d0d7dcd185da7f (patch) | |
| tree | 527a58c49b943696685f348da492a04bf0825955 /arch | |
| parent | ARM: at91: pm: save and restore ACR during PLL disable/enable (diff) | |
| download | linux-747436750bc0ef73be32391bd5d0d7dcd185da7f.tar.gz linux-747436750bc0ef73be32391bd5d0d7dcd185da7f.zip | |
ARM: at91: pm: Remove 2.5V regulator
Remove 2.5V regulator since enabling and disabling this regulator is no
longer supported.
Signed-off-by: Ryan Wanner <Ryan.Wanner@microchip.com>
Link: https://lore.kernel.org/r/a6785a40648b315a07152bca261a42bbf0f356af.1757519351.git.Ryan.Wanner@microchip.com
Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-at91/pm_suspend.S | 29 |
1 files changed, 0 insertions, 29 deletions
diff --git a/arch/arm/mach-at91/pm_suspend.S b/arch/arm/mach-at91/pm_suspend.S index aad53ec9e957..2e639f9ed648 100644 --- a/arch/arm/mach-at91/pm_suspend.S +++ b/arch/arm/mach-at91/pm_suspend.S @@ -87,29 +87,6 @@ tmp3 .req r6 .endm -/** - * Set state for 2.5V low power regulator - * @ena: 0 - disable regulator - * 1 - enable regulator - * - * Side effects: overwrites r7, r8, r9, r10 - */ - .macro at91_2_5V_reg_set_low_power ena -#ifdef CONFIG_SOC_SAMA7 - ldr r7, .sfrbu - mov r8, #\ena - ldr r9, [r7, #AT91_SFRBU_25LDOCR] - orr r9, r9, #AT91_SFRBU_25LDOCR_LP - cmp r8, #1 - beq lp_done_\ena - bic r9, r9, #AT91_SFRBU_25LDOCR_LP -lp_done_\ena: - ldr r10, =AT91_SFRBU_25LDOCR_LDOANAKEY - orr r9, r9, r10 - str r9, [r7, #AT91_SFRBU_25LDOCR] -#endif - .endm - .macro at91_backup_set_lpm reg #ifdef CONFIG_SOC_SAMA7 orr \reg, \reg, #0x200000 @@ -1023,9 +1000,6 @@ save_mck: at91_plla_disable - /* Enable low power mode for 2.5V regulator. */ - at91_2_5V_reg_set_low_power 1 - ldr tmp3, .pm_mode cmp tmp3, #AT91_PM_ULP1 beq ulp1_mode @@ -1038,9 +1012,6 @@ ulp1_mode: b ulp_exit ulp_exit: - /* Disable low power mode for 2.5V regulator. */ - at91_2_5V_reg_set_low_power 0 - ldr pmc, .pmc_base at91_plla_enable |