return -EINVAL;
        }
 
-       /*Refer VESA Display Port Stnadard Ver1.1a Page 120 */
+       /* Refer VESA Display Port Standard Ver1.1a Page 120 */
        if (edp_info->dpcd_rev == DP_DPCD_REV_11) {
                temp = buf[DPCD_MAX_LANE_COUNT] & 0x1f;
                if (buf[DPCD_MAX_LANE_COUNT] & 0x80)
                return ret;
        }
 
-       /* Set link rate and count as you want to establish*/
+       /* Set link rate and count as you want to establish */
        exynos_dp_set_link_bandwidth(edp_info->lane_bw);
        exynos_dp_set_lane_count(edp_info->lane_cnt);
 
        ret = exynos_dp_write_byte_to_dpcd(DPCD_TRAINING_PATTERN_SET,
                        DPCD_TRAINING_PATTERN_DISABLED);
        if (ret != EXYNOS_DP_SUCCESS) {
-               printf("DP requst_link_traninig_req failed\n");
+               printf("DP request_link_training_req failed\n");
                return -EAGAIN;
        }
 
        unsigned int dpcd_addr;
        unsigned char shift_val[DP_LANE_CNT_4] = {0, 4, 0, 4};
 
-       /*lane_num value is used as arry index, so this range 0 ~ 3 */
+       /* lane_num value is used as array index, so this range 0 ~ 3 */
        dpcd_addr = DPCD_ADJUST_REQUEST_LANE0_1 + (lane_num / 2);
 
        ret = exynos_dp_read_byte_from_dpcd(dpcd_addr, &buf);
 
        ret = exynos_dp_training_pattern_dis();
        if (ret != EXYNOS_DP_SUCCESS) {
-               printf("DP training_patter_disable() failed\n");
+               printf("DP training_pattern_disable() failed\n");
                edp_info->lt_info.lt_status = DP_LT_FAIL;
        }
 
                ret = exynos_dp_write_bytes_to_dpcd(
                                DPCD_TRAINING_PATTERN_SET, 5, buf);
                if (ret != EXYNOS_DP_SUCCESS) {
-                       printf("DP write traning pattern1 failed\n");
+                       printf("DP write training pattern1 failed\n");
                        edp_info->lt_info.lt_status = DP_LT_FAIL;
                        return ret;
                } else
                ret = exynos_dp_write_bytes_to_dpcd(
                                DPCD_TRAINING_LANE0_SET, 4, lt_ctl_val);
                if (ret != EXYNOS_DP_SUCCESS) {
-                       printf("DP write traning pattern2 failed\n");
+                       printf("DP write training pattern2 failed\n");
                        edp_info->lt_info.lt_status = DP_LT_FAIL;
                        return ret;
                }
 
        ret = exynos_dp_sw_link_training(edp_info);
        if (ret != EXYNOS_DP_SUCCESS)
-               printf("DP dp_sw_link_traning() failed\n");
+               printf("DP dp_sw_link_training() failed\n");
 
        return ret;
 }
 
        reg = readl(&dp_regs->video_ctl1);
        reg &= ~VIDEO_EN_MASK;
 
-       /* enable video input*/
+       /* enable video input */
        if (enable)
                reg |= VIDEO_EN_MASK;
 
 
 void exynos_dp_enable_video_bist(unsigned int enable)
 {
-       /*enable video bist*/
+       /* enable video bist */
        unsigned int reg;
 
        reg = readl(&dp_regs->video_ctl4);
        reg &= ~VIDEO_BIST_MASK;
 
-       /*enable video bist*/
+       /* enable video bist */
        if (enable)
                reg |= VIDEO_BIST_MASK;
 
        /*
         * Set AUX TX terminal resistor to 102 ohm
         * Set AUX channel amplitude control
-       */
+        */
        reg = PD_RING_OSC | AUX_TERMINAL_CTRL_52_OHM | TX_CUR1_2X | TX_CUR_4_MA;
        writel(reg, &dp_regs->pll_filter_ctl1);
 
         */
        writel(INT_POL, &dp_regs->int_ctl);
 
-       /* Clear pending regisers */
+       /* Clear pending registers */
        writel(0xff, &dp_regs->common_int_sta1);
        writel(0xff, &dp_regs->common_int_sta2);
        writel(0xff, &dp_regs->common_int_sta3);
 {
        unsigned int reg_func_1;
 
-       /*dp tx sw reset*/
+       /* dp tx sw reset */
        writel(RESET_DP_TX, &dp_regs->tx_sw_reset);
 
        exynos_dp_enable_video_input(DP_DISABLE);
        unsigned int retry_cnt = 10;
        unsigned int reg;
 
-       /*Power On All Analog block */
+       /* Power On All Analog block */
        exynos_dp_set_analog_power_down(POWER_ALL, DP_DISABLE);
 
        reg = PLL_LOCK_CHG;
        reg &= ~(F_PLL_LOCK | PLL_LOCK_CTRL);
        writel(reg, &dp_regs->debug_ctl);
 
-       /*Assert DP PLL Reset*/
+       /* Assert DP PLL Reset */
        reg = readl(&dp_regs->pll_ctl);
        reg |= DP_PLL_RESET;
        writel(reg, &dp_regs->pll_ctl);
 
        mdelay(1);
 
-       /*Deassert DP PLL Reset*/
+       /* Deassert DP PLL Reset */
        reg = readl(&dp_regs->pll_ctl);
        reg &= ~(DP_PLL_RESET);
        writel(reg, &dp_regs->pll_ctl);
 {
        unsigned int reg;
 
-       /* Clear interrupts releated to Hot Plug Dectect */
+       /* Clear interrupts related to Hot Plug Detect */
        reg = HOTPLUG_CHG | HPD_LOST | PLUG;
        writel(reg, &dp_regs->common_int_sta4);
 
 {
        unsigned int reg;
 
-       /* Clear inerrupts related to AUX channel */
+       /* Clear interrupts related to AUX channel */
        reg = RPLY_RECEIV | AUX_ERR;
        writel(reg, &dp_regs->int_sta);
 
                AUX_HW_RETRY_INTERVAL_600_MICROSECONDS;
        writel(reg, &dp_regs->aux_hw_retry_ctl);
 
-       /* Receive AUX Channel DEFER commands equal to DEFFER_COUNT*64 */
+       /* Receive AUX Channel DEFER commands equal to DEFER_COUNT*64 */
        reg = DEFER_CTRL_EN | DEFER_COUNT(1);
        writel(reg, &dp_regs->aux_ch_defer_ctl);
 
        reg |= (video_info->h_sync_polarity << H_S_POLARITY_CFG_SHIFT);
        writel(reg, &dp_regs->video_ctl10);
 
-       /*Set video mode to slave mode */
+       /* Set video mode to slave mode */
        reg = AUDIO_MODE_SPDIF_MODE | VIDEO_MODE_SLAVE_MODE;
        writel(reg, &dp_regs->soc_general_ctl);
 }