Li Cheng Sooi (li.cheng.sooi@intel.com) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/18027
-gerrit
commit ba0a3c8422c8e2f65c5872e8ed2511d48efa99c0 Author: Sooi, Li Cheng li.cheng.sooi@intel.com Date: Wed Jan 4 09:48:39 2017 +0800
soc/intel/skylake: Add SKL SOC PCH H GPIO Support
Add SKL/KBL PCH H GPIO setting
Change-Id: I5eaf8d809a1244a56038cbfc29502910eb90f9f2 Signed-off-by: Sooi, Li Cheng li.cheng.sooi@intel.com --- src/soc/intel/skylake/acpi/gpio.asl | 21 +++ src/soc/intel/skylake/gpio.c | 37 ++++ src/soc/intel/skylake/include/soc/gpio.h | 11 ++ src/soc/intel/skylake/include/soc/gpio_defs.h | 244 ++++++++++++++++++++++++++ 4 files changed, 313 insertions(+)
diff --git a/src/soc/intel/skylake/acpi/gpio.asl b/src/soc/intel/skylake/acpi/gpio.asl index c9116d0..df703d2 100644 --- a/src/soc/intel/skylake/acpi/gpio.asl +++ b/src/soc/intel/skylake/acpi/gpio.asl @@ -75,6 +75,26 @@ Device (GPIO) */ Method (GADD, 1, NotSerialized) { +#if IS_ENABLED(CONFIG_SKYLAKE_SOC_PCH_H) + /* GPIO Community 0 */ + If (LAnd (LGreaterEqual (Arg0, GPP_A0), LLessEqual (Arg0, GPP_B23))) + { + Store (PID_GPIOCOM0, Local0) + Subtract (Arg0, GPP_A0, Local1) + } + /* GPIO Community 1 */ + If (LAnd (LGreaterEqual (Arg0, GPP_C0), LLessEqual (Arg0, GPP_H23))) + { + Store (PID_GPIOCOM1, Local0) + Subtract (Arg0, GPP_C0, Local1) + } + /* GPIO Community 03*/ + If (LAnd (LGreaterEqual (Arg0, GPP_I0), LLessEqual (Arg0, GPP_I10))) + { + Store (PID_GPIOCOM3, Local0) + Subtract (Arg0, GPP_I0, Local1) + } +#else /* GPIO Community 0 */ If (LAnd (LGreaterEqual (Arg0, GPP_A0), LLessEqual (Arg0, GPP_B23))) { @@ -93,6 +113,7 @@ Method (GADD, 1, NotSerialized) Store (PID_GPIOCOM3, Local0) Subtract (Arg0, GPP_F0, Local1) } +#endif /* CONFIG_SKYLAKE_SOC_PCH_H */ Store (PCRB (Local0), Local2) Add (Local2, PAD_CFG_DW_OFFSET, Local2) Return (Add (Local2, Multiply (Local1, 8))) diff --git a/src/soc/intel/skylake/gpio.c b/src/soc/intel/skylake/gpio.c index 6334b3e..4a417b2 100644 --- a/src/soc/intel/skylake/gpio.c +++ b/src/soc/intel/skylake/gpio.c @@ -36,6 +36,42 @@ struct gpio_community { };
/* This is ordered to match ACPI and OS driver. */ +#if IS_ENABLED(CONFIG_SKYLAKE_SOC_PCH_H) +static const struct gpio_community communities[] = { + { + .port_id = PID_GPIOCOM0, + .min = GPP_A0, + .max = GPP_B23, + }, + { + .port_id = PID_GPIOCOM1, + .min = GPP_C0, + .max = GPP_H23, + }, + { + .port_id = PID_GPIOCOM3, + .min = GPP_I0, + .max = GPP_I10, + }, + { + .port_id = PID_GPIOCOM2, + .min = GPD0, + .max = GPD11, + }, +}; +static const char *gpio_group_names[GPIO_NUM_GROUPS] = { + "GPP_A", + "GPP_B", + "GPP_C", + "GPP_D", + "GPP_E", + "GPP_F", + "GPP_G", + "GPP_H", + "GPP_I", + "GPD", +}; +#else static const struct gpio_community communities[] = { { .port_id = PID_GPIOCOM0, @@ -69,6 +105,7 @@ static const char *gpio_group_names[GPIO_NUM_GROUPS] = { "GPP_G", "GPD", }; +#endif
static inline size_t gpios_in_community(const struct gpio_community *comm) { diff --git a/src/soc/intel/skylake/include/soc/gpio.h b/src/soc/intel/skylake/include/soc/gpio.h index 75d8abe..c0e37db 100644 --- a/src/soc/intel/skylake/include/soc/gpio.h +++ b/src/soc/intel/skylake/include/soc/gpio.h @@ -152,12 +152,23 @@ void gpio_configure_pads(const struct pad_config *cfgs, size_t num); _DW0_VALS(rst_, RAW, NO, LEVEL, NO, YES, YES, NO, NO, NO, GPIO, NO, \ YES))
+/* General purpose input passed through to IOxAPIC. This assumes edge + * triggered events. */ +#define PAD_CFG_GPI_APIC_EDGE(pad_, term_, rst_) \ + _PAD_CFG(pad_, term_, \ + _DW0_VALS(rst_, RAW, NO, EDGE, NO, NO, YES, NO, NO, NO, GPIO, NO, YES)) + /* General purpose input routed to SCI. This assumes edge triggered events. */ #define PAD_CFG_GPI_ACPI_SCI(pad_, term_, rst_, inv_) \ _PAD_CFG_ATTRS(pad_, term_, \ _DW0_VALS(rst_, RAW, NO, EDGE, NO, inv_, \ NO, YES, NO, NO, GPIO, NO, YES), PAD_FIELD(HOSTSW, ACPI))
+#define PAD_CFG_GPI_ACPI_SCI_LEVEL(pad_, term_, rst_, inv_) \ + _PAD_CFG_ATTRS(pad_, term_, \ + _DW0_VALS(rst_, RAW, NO, LEVEL, NO, inv_, \ + NO, YES, NO, NO, GPIO, NO, YES), PAD_FIELD(HOSTSW, ACPI)) + /* General purpose input routed to SMI. This assumes edge triggered events. */ #define PAD_CFG_GPI_ACPI_SMI(pad_, term_, rst_, inv_) \ _PAD_CFG_ATTRS(pad_, term_, \ diff --git a/src/soc/intel/skylake/include/soc/gpio_defs.h b/src/soc/intel/skylake/include/soc/gpio_defs.h index 42a409b..1bd8b8d 100644 --- a/src/soc/intel/skylake/include/soc/gpio_defs.h +++ b/src/soc/intel/skylake/include/soc/gpio_defs.h @@ -16,6 +16,248 @@ #ifndef _SOC_GPIO_DEFS_H_ #define _SOC_GPIO_DEFS_H_
+#if IS_ENABLED(CONFIG_SKYLAKE_SOC_PCH_H) +/* + * There are 10 GPIO groups. GPP_A -> GPP_I and GPD. GPD is the special case + * where that group is not so generic. So most of the fixed numbers and macros + * are based on the GPP groups. The GPIO groups are accessed through register + * blocks called communities. + */ +#define GPP_A 0 +#define GPP_B 1 +#define GPP_C 2 +#define GPP_D 3 +#define GPP_E 4 +#define GPP_F 5 +#define GPP_G 6 +#define GPP_H 7 +#define GPP_I 8 +#define GPD 9 +#define GPIO_NUM_GROUPS 10 +#define GPIO_MAX_NUM_PER_GROUP 24 + +#define GPIO_DWx_COUNT 2 /* DW0 and DW1 */ +/* + * GPIOs are ordered monotonically increasing to match ACPI/OS driver. + */ + +/* Group A */ +#define GPP_A0 0 +#define GPP_A1 1 +#define GPP_A2 2 +#define GPP_A3 3 +#define GPP_A4 4 +#define GPP_A5 5 +#define GPP_A6 6 +#define GPP_A7 7 +#define GPP_A8 8 +#define GPP_A9 9 +#define GPP_A10 10 +#define GPP_A11 11 +#define GPP_A12 12 +#define GPP_A13 13 +#define GPP_A14 14 +#define GPP_A15 15 +#define GPP_A16 16 +#define GPP_A17 17 +#define GPP_A18 18 +#define GPP_A19 19 +#define GPP_A20 20 +#define GPP_A21 21 +#define GPP_A22 22 +#define GPP_A23 23 +/* Group B */ +#define GPP_B0 24 +#define GPP_B1 25 +#define GPP_B2 26 +#define GPP_B3 27 +#define GPP_B4 28 +#define GPP_B5 29 +#define GPP_B6 30 +#define GPP_B7 31 +#define GPP_B8 32 +#define GPP_B9 33 +#define GPP_B10 34 +#define GPP_B11 35 +#define GPP_B12 36 +#define GPP_B13 37 +#define GPP_B14 38 +#define GPP_B15 39 +#define GPP_B16 40 +#define GPP_B17 41 +#define GPP_B18 42 +#define GPP_B19 43 +#define GPP_B20 44 +#define GPP_B21 45 +#define GPP_B22 46 +#define GPP_B23 47 +/* Group C */ +#define GPP_C0 48 +#define GPP_C1 49 +#define GPP_C2 50 +#define GPP_C3 51 +#define GPP_C4 52 +#define GPP_C5 53 +#define GPP_C6 54 +#define GPP_C7 55 +#define GPP_C8 56 +#define GPP_C9 57 +#define GPP_C10 58 +#define GPP_C11 59 +#define GPP_C12 60 +#define GPP_C13 61 +#define GPP_C14 62 +#define GPP_C15 63 +#define GPP_C16 64 +#define GPP_C17 65 +#define GPP_C18 66 +#define GPP_C19 67 +#define GPP_C20 68 +#define GPP_C21 69 +#define GPP_C22 70 +#define GPP_C23 71 +/* Group D */ +#define GPP_D0 72 +#define GPP_D1 73 +#define GPP_D2 74 +#define GPP_D3 75 +#define GPP_D4 76 +#define GPP_D5 77 +#define GPP_D6 78 +#define GPP_D7 79 +#define GPP_D8 80 +#define GPP_D9 81 +#define GPP_D10 82 +#define GPP_D11 83 +#define GPP_D12 84 +#define GPP_D13 85 +#define GPP_D14 86 +#define GPP_D15 87 +#define GPP_D16 88 +#define GPP_D17 89 +#define GPP_D18 90 +#define GPP_D19 91 +#define GPP_D20 92 +#define GPP_D21 93 +#define GPP_D22 94 +#define GPP_D23 95 +/* Group E */ +#define GPP_E0 96 +#define GPP_E1 97 +#define GPP_E2 98 +#define GPP_E3 99 +#define GPP_E4 100 +#define GPP_E5 101 +#define GPP_E6 102 +#define GPP_E7 103 +#define GPP_E8 104 +#define GPP_E9 105 +#define GPP_E10 106 +#define GPP_E11 107 +#define GPP_E12 108 +/* Group F */ +#define GPP_F0 109 +#define GPP_F1 110 +#define GPP_F2 111 +#define GPP_F3 112 +#define GPP_F4 113 +#define GPP_F5 114 +#define GPP_F6 115 +#define GPP_F7 116 +#define GPP_F8 117 +#define GPP_F9 118 +#define GPP_F10 119 +#define GPP_F11 120 +#define GPP_F12 121 +#define GPP_F13 122 +#define GPP_F14 123 +#define GPP_F15 124 +#define GPP_F16 125 +#define GPP_F17 126 +#define GPP_F18 127 +#define GPP_F19 128 +#define GPP_F20 129 +#define GPP_F21 130 +#define GPP_F22 131 +#define GPP_F23 132 +/* Group G */ +#define GPP_G0 133 +#define GPP_G1 134 +#define GPP_G2 135 +#define GPP_G3 136 +#define GPP_G4 137 +#define GPP_G5 138 +#define GPP_G6 139 +#define GPP_G7 140 +#define GPP_G8 141 +#define GPP_G9 142 +#define GPP_G10 143 +#define GPP_G11 144 +#define GPP_G12 145 +#define GPP_G13 146 +#define GPP_G14 147 +#define GPP_G15 148 +#define GPP_G16 149 +#define GPP_G17 150 +#define GPP_G18 151 +#define GPP_G19 152 +#define GPP_G20 153 +#define GPP_G21 154 +#define GPP_G22 155 +#define GPP_G23 156 +/* Group H */ +#define GPP_H0 157 +#define GPP_H1 158 +#define GPP_H2 159 +#define GPP_H3 160 +#define GPP_H4 161 +#define GPP_H5 162 +#define GPP_H6 163 +#define GPP_H7 164 +#define GPP_H8 165 +#define GPP_H9 166 +#define GPP_H10 167 +#define GPP_H11 168 +#define GPP_H12 169 +#define GPP_H13 170 +#define GPP_H14 171 +#define GPP_H15 172 +#define GPP_H16 173 +#define GPP_H17 174 +#define GPP_H18 175 +#define GPP_H19 176 +#define GPP_H20 177 +#define GPP_H21 178 +#define GPP_H22 179 +#define GPP_H23 180 +/* Group I */ +#define GPP_I0 181 +#define GPP_I1 182 +#define GPP_I2 183 +#define GPP_I3 184 +#define GPP_I4 185 +#define GPP_I5 186 +#define GPP_I6 187 +#define GPP_I7 188 +#define GPP_I8 189 +#define GPP_I9 190 +#define GPP_I10 191 +/* Group GPD */ +#define GPD0 192 +#define GPD1 193 +#define GPD2 194 +#define GPD3 195 +#define GPD4 196 +#define GPD5 197 +#define GPD6 198 +#define GPD7 199 +#define GPD8 200 +#define GPD9 201 +#define GPD10 202 +#define GPD11 203 + +#else + /* * There are 8 GPIO groups. GPP_A -> GPP_G and GPD. GPD is the special case * where that group is not so generic. So most of the fixed numbers and macros @@ -211,6 +453,8 @@ #define GPD10 162 #define GPD11 163
+#endif /* CONFIG_SKYLAKE_SOC_PCH_H */ + /* * IOxAPIC IRQs for the GPIOs */