[Feature]add MT2731_MP2_MR2_SVN388 baseline version
Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/src/kernel/linux/v4.14/drivers/pcmcia/sa1100_h3600.c b/src/kernel/linux/v4.14/drivers/pcmcia/sa1100_h3600.c
new file mode 100644
index 0000000..aebf9a6
--- /dev/null
+++ b/src/kernel/linux/v4.14/drivers/pcmcia/sa1100_h3600.c
@@ -0,0 +1,165 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * drivers/pcmcia/sa1100_h3600.c
+ *
+ * PCMCIA implementation routines for H3600
+ *
+ */
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/device.h>
+#include <linux/interrupt.h>
+#include <linux/init.h>
+#include <linux/delay.h>
+#include <linux/gpio.h>
+
+#include <mach/hardware.h>
+#include <asm/irq.h>
+#include <asm/mach-types.h>
+#include <mach/h3xxx.h>
+
+#include "sa1100_generic.h"
+
+static int h3600_pcmcia_hw_init(struct soc_pcmcia_socket *skt)
+{
+ int err;
+
+ switch (skt->nr) {
+ case 0:
+ skt->stat[SOC_STAT_CD].gpio = H3XXX_GPIO_PCMCIA_CD0;
+ skt->stat[SOC_STAT_CD].name = "PCMCIA CD0";
+ skt->stat[SOC_STAT_RDY].gpio = H3XXX_GPIO_PCMCIA_IRQ0;
+ skt->stat[SOC_STAT_RDY].name = "PCMCIA IRQ0";
+
+ err = gpio_request(H3XXX_EGPIO_OPT_NVRAM_ON, "OPT NVRAM ON");
+ if (err)
+ goto err01;
+ err = gpio_direction_output(H3XXX_EGPIO_OPT_NVRAM_ON, 0);
+ if (err)
+ goto err03;
+ err = gpio_request(H3XXX_EGPIO_OPT_ON, "OPT ON");
+ if (err)
+ goto err03;
+ err = gpio_direction_output(H3XXX_EGPIO_OPT_ON, 0);
+ if (err)
+ goto err04;
+ err = gpio_request(H3XXX_EGPIO_OPT_RESET, "OPT RESET");
+ if (err)
+ goto err04;
+ err = gpio_direction_output(H3XXX_EGPIO_OPT_RESET, 0);
+ if (err)
+ goto err05;
+ err = gpio_request(H3XXX_EGPIO_CARD_RESET, "PCMCIA CARD RESET");
+ if (err)
+ goto err05;
+ err = gpio_direction_output(H3XXX_EGPIO_CARD_RESET, 0);
+ if (err)
+ goto err06;
+ break;
+ case 1:
+ skt->stat[SOC_STAT_CD].gpio = H3XXX_GPIO_PCMCIA_CD1;
+ skt->stat[SOC_STAT_CD].name = "PCMCIA CD1";
+ skt->stat[SOC_STAT_RDY].gpio = H3XXX_GPIO_PCMCIA_IRQ1;
+ skt->stat[SOC_STAT_RDY].name = "PCMCIA IRQ1";
+ break;
+ }
+ return 0;
+
+err06: gpio_free(H3XXX_EGPIO_CARD_RESET);
+err05: gpio_free(H3XXX_EGPIO_OPT_RESET);
+err04: gpio_free(H3XXX_EGPIO_OPT_ON);
+err03: gpio_free(H3XXX_EGPIO_OPT_NVRAM_ON);
+err01: gpio_free(H3XXX_GPIO_PCMCIA_IRQ0);
+ return err;
+}
+
+static void h3600_pcmcia_hw_shutdown(struct soc_pcmcia_socket *skt)
+{
+ switch (skt->nr) {
+ case 0:
+ /* Disable CF bus: */
+ gpio_set_value(H3XXX_EGPIO_OPT_NVRAM_ON, 0);
+ gpio_set_value(H3XXX_EGPIO_OPT_ON, 0);
+ gpio_set_value(H3XXX_EGPIO_OPT_RESET, 1);
+
+ gpio_free(H3XXX_EGPIO_CARD_RESET);
+ gpio_free(H3XXX_EGPIO_OPT_RESET);
+ gpio_free(H3XXX_EGPIO_OPT_ON);
+ gpio_free(H3XXX_EGPIO_OPT_NVRAM_ON);
+ break;
+ case 1:
+ break;
+ }
+}
+
+static void
+h3600_pcmcia_socket_state(struct soc_pcmcia_socket *skt, struct pcmcia_state *state)
+{
+ state->bvd1 = 0;
+ state->bvd2 = 0;
+ state->vs_3v = 0;
+ state->vs_Xv = 0;
+}
+
+static int
+h3600_pcmcia_configure_socket(struct soc_pcmcia_socket *skt, const socket_state_t *state)
+{
+ if (state->Vcc != 0 && state->Vcc != 33 && state->Vcc != 50) {
+ printk(KERN_ERR "h3600_pcmcia: unrecognized Vcc %u.%uV\n",
+ state->Vcc / 10, state->Vcc % 10);
+ return -1;
+ }
+
+ gpio_set_value(H3XXX_EGPIO_CARD_RESET, !!(state->flags & SS_RESET));
+
+ /* Silently ignore Vpp, output enable, speaker enable. */
+
+ return 0;
+}
+
+static void h3600_pcmcia_socket_init(struct soc_pcmcia_socket *skt)
+{
+ /* Enable CF bus: */
+ gpio_set_value(H3XXX_EGPIO_OPT_NVRAM_ON, 1);
+ gpio_set_value(H3XXX_EGPIO_OPT_ON, 1);
+ gpio_set_value(H3XXX_EGPIO_OPT_RESET, 0);
+
+ msleep(10);
+}
+
+static void h3600_pcmcia_socket_suspend(struct soc_pcmcia_socket *skt)
+{
+ /*
+ * FIXME: This doesn't fit well. We don't have the mechanism in
+ * the generic PCMCIA layer to deal with the idea of two sockets
+ * on one bus. We rely on the cs.c behaviour shutting down
+ * socket 0 then socket 1.
+ */
+ if (skt->nr == 1) {
+ gpio_set_value(H3XXX_EGPIO_OPT_ON, 0);
+ gpio_set_value(H3XXX_EGPIO_OPT_NVRAM_ON, 0);
+ /* hmm, does this suck power? */
+ gpio_set_value(H3XXX_EGPIO_OPT_RESET, 1);
+ }
+}
+
+struct pcmcia_low_level h3600_pcmcia_ops = {
+ .owner = THIS_MODULE,
+ .hw_init = h3600_pcmcia_hw_init,
+ .hw_shutdown = h3600_pcmcia_hw_shutdown,
+ .socket_state = h3600_pcmcia_socket_state,
+ .configure_socket = h3600_pcmcia_configure_socket,
+
+ .socket_init = h3600_pcmcia_socket_init,
+ .socket_suspend = h3600_pcmcia_socket_suspend,
+};
+
+int pcmcia_h3600_init(struct device *dev)
+{
+ int ret = -ENODEV;
+
+ if (machine_is_h3600() || machine_is_h3100())
+ ret = sa11xx_drv_pcmcia_probe(dev, &h3600_pcmcia_ops, 0, 2);
+
+ return ret;
+}