From 9247d128390a70ab8ad5a2eba4ea73dc56a51375 Mon Sep 17 00:00:00 2001 From: Hsin-Hsiung Wang Date: Fri, 10 Jul 2020 16:50:53 +0800 Subject: soc/mediatek/mt8192: add pmic MT6315 driver MT6315 is a buck converter for Mediatek MT8192 platform. Reference datasheet: MT6315 datasheet v1.4.2.pdf, RH-D-2019-0616. BUG=b:155253454 BRANCH=none TEST=boot asurada correctly Signed-off-by: Hsin-Hsiung Wang Change-Id: I6b47473ee5d56a197bd21d4ab9b539d9663b6636 Reviewed-on: https://review.coreboot.org/c/coreboot/+/45400 Reviewed-by: Hung-Te Lin Reviewed-by: Yu-Ping Wu Tested-by: build bot (Jenkins) --- src/soc/mediatek/mt8192/include/soc/mt6315.h | 40 ++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 src/soc/mediatek/mt8192/include/soc/mt6315.h (limited to 'src/soc/mediatek/mt8192/include') diff --git a/src/soc/mediatek/mt8192/include/soc/mt6315.h b/src/soc/mediatek/mt8192/include/soc/mt6315.h new file mode 100644 index 0000000000..4d179bed68 --- /dev/null +++ b/src/soc/mediatek/mt8192/include/soc/mt6315.h @@ -0,0 +1,40 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#ifndef __SOC_MEDIATEK_MT6315_H__ +#define __SOC_MEDIATEK_MT6315_H__ + +#include +#include + +struct mt6315_setting { + unsigned short addr; + unsigned short val; + unsigned short mask; + unsigned char shift; +}; + +enum { + MT6315_CPU = SPMI_SLAVE_6, + MT6315_GPU = SPMI_SLAVE_7, + MT6315_MAX, +}; + +enum { + MT6315_BUCK_1 = 0, + MT6315_BUCK_2, + MT6315_BUCK_3, + MT6315_BUCK_4, + MT6315_BUCK_max, +}; + +enum { + MT6315_BUCK_TOP_ELR0 = 0x1449, + MT6315_BUCK_TOP_ELR3 = 0x144d, + MT6315_BUCK_VBUCK1_DBG0 = 0x1499, + MT6315_BUCK_VBUCK1_DBG3 = 0x1599, +}; + +void mt6315_init(void); +void mt6315_buck_set_voltage(u32 slvid, u32 buck_id, u32 buck_uv); +u32 mt6315_buck_get_voltage(u32 slvid, u32 buck_id); +#endif /* __SOC_MEDIATEK_MT6315_H__ */ -- cgit v1.2.3