bybrooklyn/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-04-18 06:44:00 -04:00
Code Issues Packages Projects Releases Wiki Activity

firmware: exynos-acpm: add DVFS protocol

Browse Source 
Add ACPM DVFS protocol handler. It constructs DVFS messages that
the APM firmware can understand.

Signed-off-by: Tudor Ambarus <tudor.ambarus@linaro.org>
Reviewed-by: Peter Griffin <peter.griffin@linaro.org>
Tested-by: Peter Griffin <peter.griffin@linaro.org> # on gs101-oriole
Link: https://patch.msgid.link/20251010-acpm-clk-v6-2-321ee8826fd4@linaro.org
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
This commit is contained in:
Tudor Ambarus
2025-10-10 12:46:32 +00:00
committed by Krzysztof Kozlowski
parent 83c4e3c39b
commit 84a222d1b3
5 changed files with 119 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
drivers/firmware/samsung/exynos-acpm.c
View File

@@ -29,6 +29,7 @@
#include <linux/types.h>
#include "exynos-acpm.h"
#include "exynos-acpm-dvfs.h"
#include "exynos-acpm-pmic.h"
#define ACPM_PROTOCOL_SEQNUM GENMASK(21, 16)
@@ -590,8 +591,12 @@ static int acpm_channels_init(struct acpm_info *acpm)
*/
static void acpm_setup_ops(struct acpm_info *acpm)
{
struct acpm_dvfs_ops *dvfs_ops = &acpm->handle.ops.dvfs_ops;
struct acpm_pmic_ops *pmic_ops = &acpm->handle.ops.pmic_ops;
dvfs_ops->set_rate = acpm_dvfs_set_rate;
dvfs_ops->get_rate = acpm_dvfs_get_rate;
pmic_ops->read_reg = acpm_pmic_read_reg;
pmic_ops->bulk_read = acpm_pmic_bulk_read;
pmic_ops->write_reg = acpm_pmic_write_reg;