diff options
Diffstat (limited to '0005-ACPI-PMIC-xpower-Add-support-for-the-GPI1-regulator-.patch')
-rw-r--r-- | 0005-ACPI-PMIC-xpower-Add-support-for-the-GPI1-regulator-.patch | 80 |
1 files changed, 0 insertions, 80 deletions
diff --git a/0005-ACPI-PMIC-xpower-Add-support-for-the-GPI1-regulator-.patch b/0005-ACPI-PMIC-xpower-Add-support-for-the-GPI1-regulator-.patch deleted file mode 100644 index c6f299c29..000000000 --- a/0005-ACPI-PMIC-xpower-Add-support-for-the-GPI1-regulator-.patch +++ /dev/null @@ -1,80 +0,0 @@ -From cc2b0e2c164d02ab42efa736f91f53baf8d8bc36 Mon Sep 17 00:00:00 2001 -From: Hans de Goede <hdegoede@redhat.com> -Date: Thu, 20 Apr 2017 22:41:20 +0200 -Subject: [PATCH 05/16] ACPI / PMIC: xpower: Add support for the GPI1 regulator - to the OpRegion handler - -Some Bay Trail devices use a GPI1 regulator field (address 0x4c) in -their 0x8d power OpRegion, add support for this. - -This fixes AE_BAD_PARAMETER errors getting thrown on these devices and -fixes these errors causing these devices to not suspend. - -Signed-off-by: Hans de Goede <hdegoede@redhat.com> -Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> ---- -Changes in v2: --Simplify reg == 0x92 handling (suggested by Andy Shevchenko) --Add special handling for reg == 0x92 to intel_xpower_pmic_get_power() too -Changes in v3: --Use defines for GPI1 reg and bits, rather then hardcoded hex values ---- - drivers/acpi/pmic/intel_pmic_xpower.c | 21 ++++++++++++++++++++- - 1 file changed, 20 insertions(+), 1 deletion(-) - -diff --git a/drivers/acpi/pmic/intel_pmic_xpower.c b/drivers/acpi/pmic/intel_pmic_xpower.c -index 1a76c784cd4c..3b7d5be5b7ed 100644 ---- a/drivers/acpi/pmic/intel_pmic_xpower.c -+++ b/drivers/acpi/pmic/intel_pmic_xpower.c -@@ -21,6 +21,11 @@ - #include "intel_pmic.h" - - #define XPOWER_GPADC_LOW 0x5b -+#define XPOWER_GPI1_CTRL 0x92 -+ -+#define GPI1_LDO_MASK GENMASK(2, 0) -+#define GPI1_LDO_ON (3 << 0) -+#define GPI1_LDO_OFF (4 << 0) - - static struct pmic_table power_table[] = { - { -@@ -118,6 +123,10 @@ static struct pmic_table power_table[] = { - .reg = 0x10, - .bit = 0x00 - }, /* BUC6 */ -+ { -+ .address = 0x4c, -+ .reg = 0x92, -+ }, /* GPI1 */ - }; - - /* TMP0 - TMP5 are the same, all from GPADC */ -@@ -156,7 +165,12 @@ static int intel_xpower_pmic_get_power(struct regmap *regmap, int reg, - if (regmap_read(regmap, reg, &data)) - return -EIO; - -- *value = (data & BIT(bit)) ? 1 : 0; -+ /* GPIO1 LDO regulator needs special handling */ -+ if (reg == XPOWER_GPI1_CTRL) -+ *value = ((data & GPI1_LDO_MASK) == GPI1_LDO_ON); -+ else -+ *value = (data & BIT(bit)) ? 1 : 0; -+ - return 0; - } - -@@ -165,6 +179,11 @@ static int intel_xpower_pmic_update_power(struct regmap *regmap, int reg, - { - int data; - -+ /* GPIO1 LDO regulator needs special handling */ -+ if (reg == XPOWER_GPI1_CTRL) -+ return regmap_update_bits(regmap, reg, GPI1_LDO_MASK, -+ on ? GPI1_LDO_ON : GPI1_LDO_OFF); -+ - if (regmap_read(regmap, reg, &data)) - return -EIO; - --- -2.13.0 - |