1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright (C) 2012 Samsung Electronics
4 * Donghwa Lee <dh09.lee@samsung.com>
9 #include <asm/arch/system.h>
11 static void exynos5_set_usbhost_mode(unsigned int mode)
13 struct exynos5_sysreg *sysreg =
14 (struct exynos5_sysreg *)samsung_get_base_sysreg();
16 /* Setting USB20PHY_CONFIG register to USB 2.0 HOST link */
17 if (mode == USB20_PHY_CFG_HOST_LINK_EN) {
18 setbits_le32(&sysreg->usb20phy_cfg,
19 USB20_PHY_CFG_HOST_LINK_EN);
21 clrbits_le32(&sysreg->usb20phy_cfg,
22 USB20_PHY_CFG_HOST_LINK_EN);
26 void set_usbhost_mode(unsigned int mode)
29 exynos5_set_usbhost_mode(mode);
32 static void exynos4_set_system_display(void)
34 struct exynos4_sysreg *sysreg =
35 (struct exynos4_sysreg *)samsung_get_base_sysreg();
39 * system register path set
43 cfg = readl(&sysreg->display_ctrl);
45 writel(cfg, &sysreg->display_ctrl);
48 static void exynos5_set_system_display(void)
50 struct exynos5_sysreg *sysreg =
51 (struct exynos5_sysreg *)samsung_get_base_sysreg();
55 * system register path set
59 cfg = readl(&sysreg->disp1blk_cfg);
61 writel(cfg, &sysreg->disp1blk_cfg);
64 void set_system_display_ctrl(void)
67 exynos4_set_system_display();
69 exynos5_set_system_display();