summaryrefslogtreecommitdiff
path: root/nvkm/subdev/gpio/nvd0.c
diff options
context:
space:
mode:
Diffstat (limited to 'nvkm/subdev/gpio/nvd0.c')
-rw-r--r--nvkm/subdev/gpio/nvd0.c85
1 files changed, 0 insertions, 85 deletions
diff --git a/nvkm/subdev/gpio/nvd0.c b/nvkm/subdev/gpio/nvd0.c
deleted file mode 100644
index 480d6d2af..000000000
--- a/nvkm/subdev/gpio/nvd0.c
+++ /dev/null
@@ -1,85 +0,0 @@
-/*
- * Copyright 2012 Red Hat Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
- * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
- * OTHER DEALINGS IN THE SOFTWARE.
- *
- * Authors: Ben Skeggs
- */
-
-#include "priv.h"
-
-void
-nvd0_gpio_reset(struct nouveau_gpio *gpio, u8 match)
-{
- struct nouveau_bios *bios = nouveau_bios(gpio);
- u8 ver, len;
- u16 entry;
- int ent = -1;
-
- while ((entry = dcb_gpio_entry(bios, 0, ++ent, &ver, &len))) {
- u32 data = nv_ro32(bios, entry);
- u8 line = (data & 0x0000003f);
- u8 defs = !!(data & 0x00000080);
- u8 func = (data & 0x0000ff00) >> 8;
- u8 unk0 = (data & 0x00ff0000) >> 16;
- u8 unk1 = (data & 0x1f000000) >> 24;
-
- if ( func == DCB_GPIO_UNUSED ||
- (match != DCB_GPIO_UNUSED && match != func))
- continue;
-
- gpio->set(gpio, 0, func, line, defs);
-
- nv_mask(gpio, 0x00d610 + (line * 4), 0xff, unk0);
- if (unk1--)
- nv_mask(gpio, 0x00d740 + (unk1 * 4), 0xff, line);
- }
-}
-
-int
-nvd0_gpio_drive(struct nouveau_gpio *gpio, int line, int dir, int out)
-{
- u32 data = ((dir ^ 1) << 13) | (out << 12);
- nv_mask(gpio, 0x00d610 + (line * 4), 0x00003000, data);
- nv_mask(gpio, 0x00d604, 0x00000001, 0x00000001); /* update? */
- return 0;
-}
-
-int
-nvd0_gpio_sense(struct nouveau_gpio *gpio, int line)
-{
- return !!(nv_rd32(gpio, 0x00d610 + (line * 4)) & 0x00004000);
-}
-
-struct nouveau_oclass *
-nvd0_gpio_oclass = &(struct nouveau_gpio_impl) {
- .base.handle = NV_SUBDEV(GPIO, 0xd0),
- .base.ofuncs = &(struct nouveau_ofuncs) {
- .ctor = _nouveau_gpio_ctor,
- .dtor = _nouveau_gpio_dtor,
- .init = _nouveau_gpio_init,
- .fini = _nouveau_gpio_fini,
- },
- .lines = 32,
- .intr_stat = nv94_gpio_intr_stat,
- .intr_mask = nv94_gpio_intr_mask,
- .drive = nvd0_gpio_drive,
- .sense = nvd0_gpio_sense,
- .reset = nvd0_gpio_reset,
-}.base;