display0 = &lcd0;
};
+ /* fixed 32k external oscillator clock */
+ clk_32k_rtc: clk_32k_rtc {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <32768>;
+ };
+
backlight {
compatible = "pwm-backlight";
pwms = <&ecap0 0 50000 PWM_POLARITY_INVERTED>;
};
sound {
- compatible = "ti,da830-evm-audio";
- ti,model = "AM437x-SK-EVM";
- ti,audio-codec = <&tlv320aic3106>;
- ti,mcasp-controller = <&mcasp1>;
- ti,codec-clock-rate = <24000000>;
- ti,audio-routing =
- "Headphone Jack", "HPLOUT",
- "Headphone Jack", "HPROUT";
+ compatible = "simple-audio-card";
+ simple-audio-card,name = "AM437x-SK-EVM";
+ simple-audio-card,widgets =
+ "Headphone", "Headphone Jack",
+ "Line", "Line In";
+ simple-audio-card,routing =
+ "Headphone Jack", "HPLOUT",
+ "Headphone Jack", "HPROUT",
+ "LINE1L", "Line In",
+ "LINE1R", "Line In";
+ simple-audio-card,format = "dsp_b";
+ simple-audio-card,bitclock-master = <&sound_master>;
+ simple-audio-card,frame-master = <&sound_master>;
+ simple-audio-card,bitclock-inversion;
+
+ simple-audio-card,cpu {
+ sound-dai = <&mcasp1>;
+ };
+
+ sound_master: simple-audio-card,codec {
+ sound-dai = <&tlv320aic3106>;
+ system-clock-frequency = <24000000>;
+ };
};
matrix_keypad: matrix_keypad@0 {
>;
};
+ mcasp1_pins_sleep: mcasp1_pins_sleep {
+ pinctrl-single,pins = <
+ 0x10c (PIN_INPUT_PULLDOWN | MUX_MODE7)
+ 0x110 (PIN_INPUT_PULLDOWN | MUX_MODE7)
+ 0x108 (PIN_INPUT_PULLDOWN | MUX_MODE7)
+ 0x144 (PIN_INPUT_PULLDOWN | MUX_MODE7)
+ >;
+ };
+
lcd_pins: lcd_pins {
pinctrl-single,pins = <
0x1c (PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* gpcm_ad7.gpio1_7 */
reg = <0x38>;
interrupt-parent = <&gpio0>;
- interrupts = <31 0>;
+ interrupts = <31 IRQ_TYPE_EDGE_FALLING>;
reset-gpios = <&gpio1 28 GPIO_ACTIVE_LOW>;
};
tlv320aic3106: tlv320aic3106@1b {
+ #sound-dai-cells = <0>;
compatible = "ti,tlv320aic3106";
reg = <0x1b>;
status = "okay";
};
&mcasp1 {
- pinctrl-names = "default";
+ #sound-dai-cells = <0>;
+ pinctrl-names = "default", "sleep";
pinctrl-0 = <&mcasp1_pins>;
+ pinctrl-1 = <&mcasp1_pins_sleep>;
status = "okay";
};
&rtc {
+ clocks = <&clk_32k_rtc>, <&clk_32768_ck>;
+ clock-names = "ext-clk", "int-clk";
status = "okay";
};
unsigned int nargs;
};
-static struct tgfx_config tgfx_cfg[TGFX_MAX_PORTS] __initdata;
+static struct tgfx_config tgfx_cfg[TGFX_MAX_PORTS];
module_param_array_named(map, tgfx_cfg[0].args, int, &tgfx_cfg[0].nargs, 0);
MODULE_PARM_DESC(map, "Describes first set of devices (<parport#>,<js1>,<js2>,..<js7>");
char phys[TGFX_MAX_DEVICES][32];
int sticks;
int used;
+ int parportno;
struct mutex sem;
} *tgfx_base[TGFX_MAX_PORTS];
* tgfx_probe() probes for tg gamepads.
*/
-static struct tgfx __init *tgfx_probe(int parport, int *n_buttons, int n_devs)
+static void tgfx_attach(struct parport *pp)
{
struct tgfx *tgfx;
struct input_dev *input_dev;
- struct parport *pp;
struct pardevice *pd;
int i, j;
- int err;
+ int *n_buttons, n_devs;
+ struct pardev_cb tgfx_parport_cb;
+
+ for (i = 0; i < TGFX_MAX_PORTS; i++) {
+ if (tgfx_cfg[i].nargs == 0 || tgfx_cfg[i].args[0] < 0)
+ continue;
+ if (tgfx_cfg[i].args[0] == pp->number)
+ break;
+ }
- pp = parport_find_number(parport);
- if (!pp) {
- printk(KERN_ERR "turbografx.c: no such parport\n");
- err = -EINVAL;
- goto err_out;
+ if (i == TGFX_MAX_PORTS) {
+ pr_debug("Not using parport%d.\n", pp->number);
+ return;
}
+ n_buttons = tgfx_cfg[i].args + 1;
+ n_devs = tgfx_cfg[i].nargs - 1;
- pd = parport_register_device(pp, "turbografx", NULL, NULL, NULL, PARPORT_DEV_EXCL, NULL);
+ tgfx_parport_cb.flags = PARPORT_FLAG_EXCL;
+
+ pd = parport_register_dev_model(pp, "turbografx", &tgfx_parport_cb, i);
if (!pd) {
- printk(KERN_ERR "turbografx.c: parport busy already - lp.o loaded?\n");
- err = -EBUSY;
- goto err_put_pp;
+ pr_err("parport busy already - lp.o loaded?\n");
+ return;
}
tgfx = kzalloc(sizeof(struct tgfx), GFP_KERNEL);
if (!tgfx) {
printk(KERN_ERR "turbografx.c: Not enough memory\n");
- err = -ENOMEM;
goto err_unreg_pardev;
}
mutex_init(&tgfx->sem);
tgfx->pd = pd;
+ tgfx->parportno = pp->number;
init_timer(&tgfx->timer);
tgfx->timer.data = (long) tgfx;
tgfx->timer.function = tgfx_timer;
if (n_buttons[i] < 1)
continue;
- if (n_buttons[i] > 6) {
+ if (n_buttons[i] > ARRAY_SIZE(tgfx_buttons)) {
printk(KERN_ERR "turbografx.c: Invalid number of buttons %d\n", n_buttons[i]);
- err = -EINVAL;
goto err_unreg_devs;
}
tgfx->dev[i] = input_dev = input_allocate_device();
if (!input_dev) {
printk(KERN_ERR "turbografx.c: Not enough memory for input device\n");
- err = -ENOMEM;
goto err_unreg_devs;
}
for (j = 0; j < n_buttons[i]; j++)
set_bit(tgfx_buttons[j], input_dev->keybit);
- err = input_register_device(tgfx->dev[i]);
- if (err)
+ if (input_register_device(tgfx->dev[i]))
goto err_free_dev;
}
if (!tgfx->sticks) {
printk(KERN_ERR "turbografx.c: No valid devices specified\n");
- err = -EINVAL;
goto err_free_tgfx;
}
- parport_put_port(pp);
- return tgfx;
+ tgfx_base[i] = tgfx;
+ return;
err_free_dev:
input_free_device(tgfx->dev[i]);
kfree(tgfx);
err_unreg_pardev:
parport_unregister_device(pd);
- err_put_pp:
- parport_put_port(pp);
- err_out:
- return ERR_PTR(err);
}
-static void tgfx_remove(struct tgfx *tgfx)
+static void tgfx_detach(struct parport *port)
{
int i;
+ struct tgfx *tgfx;
+
+ for (i = 0; i < TGFX_MAX_PORTS; i++) {
+ if (tgfx_base[i] && tgfx_base[i]->parportno == port->number)
+ break;
+ }
+
+ if (i == TGFX_MAX_PORTS)
+ return;
+
+ tgfx = tgfx_base[i];
+ tgfx_base[i] = NULL;
for (i = 0; i < TGFX_MAX_DEVICES; i++)
if (tgfx->dev[i])
kfree(tgfx);
}
+static struct parport_driver tgfx_parport_driver = {
+ .name = "turbografx",
+ .match_port = tgfx_attach,
+ .detach = tgfx_detach,
+ .devmodel = true,
+};
+
static int __init tgfx_init(void)
{
int i;
int have_dev = 0;
- int err = 0;
for (i = 0; i < TGFX_MAX_PORTS; i++) {
if (tgfx_cfg[i].nargs == 0 || tgfx_cfg[i].args[0] < 0)
if (tgfx_cfg[i].nargs < 2) {
printk(KERN_ERR "turbografx.c: at least one joystick must be specified\n");
- err = -EINVAL;
- break;
- }
-
- tgfx_base[i] = tgfx_probe(tgfx_cfg[i].args[0],
- tgfx_cfg[i].args + 1,
- tgfx_cfg[i].nargs - 1);
- if (IS_ERR(tgfx_base[i])) {
- err = PTR_ERR(tgfx_base[i]);
- break;
+ return -EINVAL;
}
have_dev = 1;
}
- if (err) {
- while (--i >= 0)
- if (tgfx_base[i])
- tgfx_remove(tgfx_base[i]);
- return err;
- }
+ if (!have_dev)
+ return -ENODEV;
- return have_dev ? 0 : -ENODEV;
+ return parport_register_driver(&tgfx_parport_driver);
}
static void __exit tgfx_exit(void)
{
- int i;
-
- for (i = 0; i < TGFX_MAX_PORTS; i++)
- if (tgfx_base[i])
- tgfx_remove(tgfx_base[i]);
+ parport_unregister_driver(&tgfx_parport_driver);
}
module_init(tgfx_init);
projects / platform / kernel / linux-starfive.git / commitdiff