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@@ -1,6 +1,6 @@
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/*
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- * Keymile mgcoge support
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- * Copyright 2008 DENX Software Engineering GmbH
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+ * Keymile km82xx support
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+ * Copyright 2008-2011 DENX Software Engineering GmbH
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* Author: Heiko Schocher <hs@denx.de>
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*
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* based on code from:
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@@ -31,9 +31,10 @@
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#include "pq2.h"
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-static void __init mgcoge_pic_init(void)
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+static void __init km82xx_pic_init(void)
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{
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- struct device_node *np = of_find_compatible_node(NULL, NULL, "fsl,pq2-pic");
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+ struct device_node *np = of_find_compatible_node(NULL, NULL,
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+ "fsl,pq2-pic");
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if (!np) {
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printk(KERN_ERR "PIC init: can not find cpm-pic node\n");
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return;
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@@ -47,12 +48,18 @@ struct cpm_pin {
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int port, pin, flags;
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};
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-static __initdata struct cpm_pin mgcoge_pins[] = {
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+static __initdata struct cpm_pin km82xx_pins[] = {
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/* SMC2 */
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{0, 8, CPM_PIN_INPUT | CPM_PIN_PRIMARY},
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{0, 9, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY},
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+ /* SCC1 */
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+ {2, 21, CPM_PIN_INPUT | CPM_PIN_PRIMARY},
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+ {2, 15, CPM_PIN_INPUT | CPM_PIN_PRIMARY},
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+ {3, 31, CPM_PIN_INPUT | CPM_PIN_PRIMARY},
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+ {3, 30, CPM_PIN_OUTPUT | CPM_PIN_SECONDARY},
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+
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/* SCC4 */
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{2, 25, CPM_PIN_INPUT | CPM_PIN_PRIMARY},
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{2, 24, CPM_PIN_INPUT | CPM_PIN_PRIMARY},
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@@ -107,30 +114,49 @@ static __initdata struct cpm_pin mgcoge_pins[] = {
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{3, 14, CPM_PIN_INPUT | CPM_PIN_SECONDARY | CPM_PIN_OPENDRAIN},
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{3, 15, CPM_PIN_INPUT | CPM_PIN_SECONDARY | CPM_PIN_OPENDRAIN},
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#endif
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+
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+ /* USB */
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+ {0, 10, CPM_PIN_OUTPUT | CPM_PIN_GPIO}, /* FULL_SPEED */
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+ {0, 11, CPM_PIN_OUTPUT | CPM_PIN_GPIO}, /*/SLAVE */
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+ {2, 10, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, /* RXN */
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+ {2, 11, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, /* RXP */
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+ {2, 20, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, /* /OE */
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+ {2, 27, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, /* RXCLK */
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+ {3, 23, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, /* TXP */
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+ {3, 24, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, /* TXN */
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+ {3, 25, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, /* RXD */
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};
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static void __init init_ioports(void)
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{
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int i;
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- for (i = 0; i < ARRAY_SIZE(mgcoge_pins); i++) {
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- const struct cpm_pin *pin = &mgcoge_pins[i];
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+ for (i = 0; i < ARRAY_SIZE(km82xx_pins); i++) {
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+ const struct cpm_pin *pin = &km82xx_pins[i];
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cpm2_set_pin(pin->port, pin->pin, pin->flags);
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}
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cpm2_smc_clk_setup(CPM_CLK_SMC2, CPM_BRG8);
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+ cpm2_clk_setup(CPM_CLK_SCC1, CPM_CLK11, CPM_CLK_RX);
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+ cpm2_clk_setup(CPM_CLK_SCC1, CPM_CLK11, CPM_CLK_TX);
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+ cpm2_clk_setup(CPM_CLK_SCC3, CPM_CLK5, CPM_CLK_RTX);
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cpm2_clk_setup(CPM_CLK_SCC4, CPM_CLK7, CPM_CLK_RX);
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cpm2_clk_setup(CPM_CLK_SCC4, CPM_CLK8, CPM_CLK_TX);
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cpm2_clk_setup(CPM_CLK_FCC1, CPM_CLK10, CPM_CLK_RX);
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cpm2_clk_setup(CPM_CLK_FCC1, CPM_CLK9, CPM_CLK_TX);
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cpm2_clk_setup(CPM_CLK_FCC2, CPM_CLK13, CPM_CLK_RX);
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cpm2_clk_setup(CPM_CLK_FCC2, CPM_CLK14, CPM_CLK_TX);
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+
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+ /* Force USB FULL SPEED bit to '1' */
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+ setbits32(&cpm2_immr->im_ioport.iop_pdata, 1 << (31 - 10));
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+ /* clear USB_SLAVE */
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+ clrbits32(&cpm2_immr->im_ioport.iop_pdata, 1 << (31 - 11));
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}
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-static void __init mgcoge_setup_arch(void)
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+static void __init km82xx_setup_arch(void)
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{
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if (ppc_md.progress)
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- ppc_md.progress("mgcoge_setup_arch()", 0);
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+ ppc_md.progress("km82xx_setup_arch()", 0);
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cpm2_reset();
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@@ -142,7 +168,7 @@ static void __init mgcoge_setup_arch(void)
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init_ioports();
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if (ppc_md.progress)
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- ppc_md.progress("mgcoge_setup_arch(), finish", 0);
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+ ppc_md.progress("km82xx_setup_arch(), finish", 0);
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}
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static __initdata struct of_device_id of_bus_ids[] = {
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@@ -156,23 +182,23 @@ static int __init declare_of_platform_devices(void)
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return 0;
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}
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-machine_device_initcall(mgcoge, declare_of_platform_devices);
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+machine_device_initcall(km82xx, declare_of_platform_devices);
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/*
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* Called very early, device-tree isn't unflattened
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*/
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-static int __init mgcoge_probe(void)
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+static int __init km82xx_probe(void)
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{
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unsigned long root = of_get_flat_dt_root();
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- return of_flat_dt_is_compatible(root, "keymile,mgcoge");
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+ return of_flat_dt_is_compatible(root, "keymile,km82xx");
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}
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-define_machine(mgcoge)
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+define_machine(km82xx)
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{
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- .name = "Keymile MGCOGE",
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- .probe = mgcoge_probe,
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- .setup_arch = mgcoge_setup_arch,
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- .init_IRQ = mgcoge_pic_init,
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+ .name = "Keymile km82xx",
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+ .probe = km82xx_probe,
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+ .setup_arch = km82xx_setup_arch,
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+ .init_IRQ = km82xx_pic_init,
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.get_irq = cpm2_get_irq,
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.calibrate_decr = generic_calibrate_decr,
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.restart = pq2_restart,
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Holger Brunck